An original debt required payments of $3000 due in 5 months as well as $5000 due in 10 months. Instead, it is agreed that a payment of X dollars, made in 4 months, followed by a payment of $4000 in 11 months, will replace the original set of debt payments. Using 10 months as the focal date, what is X if the simple interest rate on the loan is r = 12%?