Final answer:
The last step in a forecasting system is Feedback and adjustments. This involves monitoring the accuracy of the forecast and making adjustments based on the comparison of forecasted and actual results.
Step-by-step explanation:
The last step in a forecasting system is Feedback and adjustments. Once the forecast has been implemented, it is important to monitor its accuracy and make any necessary adjustments to improve future forecasts. This step involves comparing the forecasted results with the actual results and analyzing any discrepancies.