At the beginning of the month, you owned $$7,200$ of News Corp, $$6,600$ of First Data, and $$6,200$ of Whirlpool. The monthly returns for News Corp, First Data, and Whirlpool were $9\mathrm{.}10$ percent, $2\mathrm{.}70$ percent, and $11\mathrm{.}23$ percent. What$$s your portfolio return?