please Help ASAPPPP

Coronado, LLC is a landscaping business that specializes in providing services to homes in a small, rural community. A majority of its customers have set up accounts of which they will pay their bill for services in the month following the month when the service is rendered while other customers pay in the same month as the work is completed. Coronado estimates that it will collect 63% of its sales in the month it occurs, 34% of its sale in the following month, and the remaining 3% in the second month following the sale. Their sales have been as follows: July, $3,200; August, $9,500, September, $9,600; and October, $7,700. What will the total cash collected during September be? (Round answers to O decimal places, eg. 1,525.)