Three invoices for the amounts of $35,900, $25,000, and $40,600 were received on August 29, 2014, September 28, 2014, and October 21, 2014, respectively. If the payment terms are 3/7, 2/30, n/60, calculate the amount that must be paid on October 28, 2014 to settle all three invoices.

Round to the nearest cent