The Cookie Shop's purchases are equal to $60$ percent of the following month's sales. The accounts payable period for purchases is $30$ days while all other expenditures are paid in the month they are incurred. Assume each month has $30$ days. The company has compiled the following information.

$\backslash$table$[[,$April,May,June$],[$Sales$,$$$8,900,$$$9,200,$$$9,600$