An investment project has annual cash inflows of $$4,900,$ $$3,400,$ $$4,600,$ and $$3,800,$ and a discount rate of $13$ percent.

What is the discounted payback period for these cash flows if the initial cost is $$5,200?$

What is the discounted payback period for these cash flows if the initial cost is $$7,300?$

What is the discounted payback period for these cash flows if the initial cost is $$10,300?$

Note: For all requirements, do not round intermediate calculations and round your answers to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$