Paco's saving account earns 13% compounded weekly and receives quarterly deposits of $38,000. His first deposit occurred on October 1, 1996, and the last deposit is scheduled for April 1, 2012. Tisha's account earns 13% compounded weekly. Semiannual deposits of $18,000 are made into her account, with the first one occurring on July 1, 2006, and the last one occurring on January 1, 2015. What single amount on January 1,2007, is equivalent to the sum of both cash flow series?