All other examples do not show every step and how each number was calculated.

Please be clear when showing how to solve.

ZTX Co$.$ has decided to sell a new line of golf clubs. The clubs will sell for $$748$ per set and have a variable cost of $$362$ per set. The company has spent $$164,557$ for a marketing study that determined the company will sell $74,565$ sets per year for seven years. The marketing study also determined that the company will lose sales of $8,557$ sets per year of its high$-$priced clubs. The high$-$priced clubs sell at $$1,003$ and have variable costs of $$503.$ The company will also increase sales of its cheap clubs by $10,776$ sets per year. The cheap clubs sell for $$386$ and have variable costs of $$146$ per set. The fixed costs each year will be $$14,253,869.$ The company has also spent $$1,053,105$ on research and development for the new clubs. The plant and equipment required will cost $$27,696,306$ and will be depreciated on a straight$-$line basis. The new clubs will also require an increase in net working capital of $$2,116,700$ that will be returned at the end of the project. The tax rate is $39$ percent, and the cost of capital is $13$ percent. Calculate the NPV for this project.