Balance sheet changes. Below are incomplete balance sheets for OQ Corporation

End$-$of$-$year for balance shect items Year $1$ Year $2$ Year $3$ Year $4$ Current assets $$3,092$ $$2,932$ Noncurrent assets $$18,16017,996$ $$20,286$ Total assets $21,094$ Current assets$/$current liabilities $1\mathrm{.}0231\mathrm{.}04$ Current liabilities $2,9783,002$ Noncurrent liabilities $9,2869,830$ Owners' equity $8,8688,0588,084$ Total liabilities and owners' equity $21,182$

a$.$ Compute the missing amounts, and show the balance sheet at Year$-$ends $1,2,3,$ and $4.$ Show your computations.b$.$ Comment on the asset and liability structure of the firm.