Please detail final answers

Exercise 13-5 Preference Ranking [LO13-5] Information on four investment proposals is given below: Investment Proposal Investment required $ (360,000) $ (50,000) $ (140,000) $ (840,000) Net present value Life of the project Present value of cash inflows 506,900 67,600 $ 146,900 17,600 5 years 7 years 214,300 1,121,400 74,300 $ 281,400 6 years 6 years Required 1. Compute the project profitability index for each investment proposal. (Round your answers to 2 decimal places.) 2. Rank the proposals in terms of preference Project Investment Profitability Preference Rank Proposal Index