Differential Analysis for a Lease or Sell Decision Granite Construction Company is considering selling excess machinery with a book value of \\( \\$ 279,500 \\) (original cost of \\( \\$ 401,200 \\) less accumulated depreciation of \\( \\$ 121,700) \\) for \\( \\$ 276,600 \\), less a \5 brokerage commission. Niternatively, the machinery can be leased for a totat of \\( \\$ 283,400 \\) for flve years, after which it is expected to have no residual value. During the period of the lease, Granite Construction Company's costs of repaifs, insurance, and property tax expenses are expected to be 526,400