Exercise 21-1 On January 1, 2017, Shamrock Corporation signed a 5 year noncancelable lease for a machine. The terms of the lease called for Shamrock to make $5,200 unguaranteed residual value. The machine reverts back to the lessor at the end of the lease term. Shamrock uses the straight-line method of depreciation for all of its plant assets. Shamrock's incremental borrowing rate is 10%, and the lessor's implicit rate is unknown. Compute the present value of the minimum lease payments. (Round present value factor calculations to 5 decimal places, e.g. 1.25124 and the final answer to 0 decimal places e.g. 58,971) The present value of the minimum lease payments Prepare all necessary journal entries for Shamrock for this lease through January 1, 2018. (Credit account titles are automatically indented whe amount is entered. Do not indent manually. If no entry is required, select "No Entry" for the account titles and enter O for the amounts Round answers to 0 decimal places e.g. 58,971) Date Account Titles and Explanation Debit Credit (To record the lease.)