A firm with an 11% WACC is evaluating two mutually exclusive projects with the following cash flows (in millions); calculate the discounted payback for the project that maximizes shareholder value. t = 0 1 2 3 4 Project X - 700 400 250 250 200 Project Y -700 100 250 350 450 2.88 years 3.40 years 3.08 years 3.24 years 2.75 years