Determine the Missing Amount "X" for Each of the Following

Essay

Determine the missing amount "X" for each of the following:
$\begin{array} { | l | l | l | } \hline \text { Assets } & \text { Liabilities } & \text { Stockholders' Equity } \\\hline \text { a. } \$ 78,500 & \$ 37,600 & \mathrm { X } \\\hline \text { b. } \mathrm { X } & \$ 53,280 & \$ 145,000 \\\hline \text { c. } \$ 49,500 & \mathrm { X } & \$ 34,000 \\\hline\end{array}$