Missing amounts from balance sheet and income statement data

One item is omitted in each of the following summaries of balance sheet and income statement data for the following four different corporations:

Determine the missing amounts.

Hint: First determine the amount of increase or decrease in stockholders' equity during the year.

$\backslash$table$[[,$Freeman,Heyward,Jones,Ramirez$],[$Beginning of the year:,,,,$],[$Assets$,$$$372,100,$$$427,900,$$$167,400,x$