Final answer:
To find an invoice with only the total amount known, one could use search functions in digitized accounting systems or manually sort through paper invoices, possibly leveraging approximate dates to narrow down the search.
Step-by-step explanation:
If you need to find an invoice based on the total amount but don't have any other information, there are several strategies you could employ. If the invoices are digitized, you could use the accounting software to search for the specific total amount. Many software systems allow you to filter or search transactions based on amounts. If the invoices are in paper form, you might have to sort through them manually, which could be time-consuming depending on how they are organized. If you know the approximate date of the invoice, that could help narrow down your search. Keep in mind that invoices for the same amount could be more than one, so you might find multiple matches. Ensuring that invoices are properly labeled and filed by date, customer, or other identifiers would facilitate future searches. In any case, adopting a systematic approach to record-keeping would prevent such difficulties in locating documents.