Please also explain how you get "Two periods prior sales"

Oneida Company's operations began in August. August sales were $180,000 and purchases were $105,000. The beginning cash balance for september is $31,500. Oneida's owner approaches the bank for a $101,500 loan to be made on September 2 and repaid on November 30. The bank's loan officer asks the owner to prepare monthly cash budgets. Its budgeted sales, merchandise purchases, and cash payments for other expenses for the next three months follow. September $ 230,000 220,000 October $ 415,000 220,000 November $ 500,000 193,000 Budgeted Sales Merchandise purchases Cash payments Salaries Rent Insurance Repayment of loan Interest on loan 29,400 9,000 5,600 29,400 9,000 5,600 29,400 9,000 5,600 101,500 1,015 1,015 1,015 All sales are on credit where 74% of credit sales are collected in the month following the sale, and the remaining 26% collected in the second month following the sale. All merchandise is purchased on credit; 84% of the balance is paid in the month following a purchase, and the remaining 16% is paid in the second month. Required: Prepare the following for the months of September, October, and November. 1. Schedule of cash receipts from sales. 2. Schedule of cash payments for direct materials. 3. Cash budget. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 Prepare the schedule of cash receipts from sales. ONEIDA COMPANY Schedule of Cash Receipts from Sales September October $ 230,000 $ 415,000 November Sales S 500,000 $ 133,200 $ 170,200 $ 307,100 Cash receipts from: Prior period sales Two periods prior sales Total cash receipts $ 133,200 $ 170,200 $ 307,100 Required: Prepare the following for the months of September, October, and November. 1. Schedule of cash receipts from sales. 2. Schedule of cash payments for direct materials. 3. Cash budget. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 Prepare the schedule of cash payments for direct materials. November $ 193,000 ONEIDA COMPANY Schedule of Cash Payments for Direct Materials September October Materials purchases $ 220,000 $ 220,000 Cash payments for Prior period purchases Two periods prior purchases Total cash payments $ 0 $ 0 $ 0 Required: Prepare the following for the months of September, October, and November. 1. Schedule of cash receipts from sales. 2. Schedule of cash payments for direct materials. 3. Cash budget. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 Prepare the cash budget. ONEIDA COMPANY Cash Budget September $ 31,500 November October $ 132,985 Beginning balance $ 103,370 Total cash available 31,500 132,985 103,370 Less: Cash payments for 0 0 0 Total cash payments Preliminary cash balance Loan activity Additional loan Repayment of loan Ending cash balance