Three invoices for the amounts of $$34,900,$ $$25,000,$ and $$41,250$ were received on August $8,2014,$ September $7,2014,$ and September $30,2014,$ respectively. If the payment terms are $3/7,2/30,$ n$/60,$ calculate the amount that must be paid on October $7,2014$ to settle all three invoices.

Round to the nearest cent