Barton Industries expects next year's annual dividend, D$1,$ to be $$1\mathrm{.}70$ and it expects dividends to grow at a constant rate g $=4\mathrm{.}8\%.$ The firm's current common stock price, P$0,$ is $$20\mathrm{.}00.$ If it needs to issue new common stock, the firm will encounter a $5\mathrm{.}2\%$ flotation cost, F$.$ What is the flotation cost adjustment that must be added to its cost of retained earnings?

What is the cost of new common equity considering the estimate made from the three estimation methodologies?