PASCAL 2019 Problem 11

In a magic square, the numbers in each row, the numbers in each column, and the numbers on each diagonal have the same sum. In the magic square shown, the value of x is

\begin{array}{|l|l|l|} \hline 2.3 & & \\ \hline 3.6 & 3 & 2.4 \\ \hline & x & \\ \hline \end{array}

Answer Choices
A. 3.8
B. 3.6
C. 3.1
D. 2.9
E. 2.2