Sheridan Company is considering a long-term investment project called ZIP. ZIP will require an investment of $128,838. It will have a useful life of 4 years and no salvage value. Annual cash inflows would increase by $79,400, and annual cash outflows would increase by $40,000. Compute the cash payback period. (Round answer to 2 decimal places, e.g. 10.52.)

Cash payback period enter the cash payback period in years rounded to 2 decimal places years.