Need the blanks done. If you can show the work of the math, it would be appreciated.

Walker Company prepares monthly budgets. Company policy is to end each month with merchandise inventory equal to 10% of budgeled unit sales for the following month. Budgeted sales and merchandise purchases for the next three months follow. Beginning inventory on July 1 is 21,000 units. The company budgets sales of 190,000 units in October. The merchandise cost per unit is $2 Prepare the merchandise purchases budgets for the months of July. August. and September