Answer:
July August Sept.
Beginning cash balance $8,400 $8,000 $8,000
Cash receipts $20,000 $26,000 $40,000
Cash disbursements ($28,000) ($30,000) ($22,000)
Sub-total $400 $4,000 $26,000
Interests $0 ($72) ($113*)
Loan $7,200 $4,072 ($11,272)
Total $8,000 $8,000 $14,615
*Rounded to the nearest dollar