Finding the Fourth Proportional to 22,502.96, 31,054.42 and 13,071.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,502.96 : 31,054.42 = 13,071.52 : x
2. Step 2: Convert to fraction form
   22,502.96/31,054.42 = 13,071.52/x
3. Step 3: Cross multiply
   22,502.96x = 31,054.42 × 13,071.52
4. Step 4: Simplify right side
   22,502.96x = 405,928,472.12
5. Step 5: Solve for x
   x = 405,928,472.12/22,502.96
6. Step 6: Final answer
   x = 18,038.89