Only need help on the preferred, cumulative, and fully participating section. Please show work.

Riverbed Corp. has 5,000 preferred shares outstanding ($2.00 dividend), which were issued for $150,000, and 30,000 common shares, which were issued for $500,000. The following schedule shows the amount of dividends paid out over the past four years. Allocate the dividends to each type of share under assumptions (a) and (b). Express your answers in per share amounts and using the format that is shown. (Round intermediate calculations to 5 decimal places, e.g. 0.15647 and final answers to 2 decimal places, e.g. 52.75. Do not leave any answer field blank. Enter O for amounts.) Year 2017 2018 2019 2020 Paid-out $ 8,000 $ 24,000 $ 60,000 $126,000 $ $ $ $ Preferred, non-cumulative, and non-participating Preferred 1.6 2 2 (a) 2 $ $ $ GA $ Common Assumptions 0 0.47 1.67 3.87 $ $ $ $ Preferred Preferred, cumulativ and fully participatin 1.6 2.65 4.31 (b) 7.35 $ $ LA $ $ $ $ LA $ $ Preferred Preferred, cumulative, and fully participating 1.6 2.65 4.31 (b) 7.35 LA $ LA $ LA $ $ Common 0 0.36 1.28 2.97