Finding the Fourth Proportional to 22,502.24, 31,050.96 and 13,071.32

Step by Step Solution

1. Step 1: Write the proportion equation
   22,502.24 : 31,050.96 = 13,071.32 : x
2. Step 2: Convert to fraction form
   22,502.24/31,050.96 = 13,071.32/x
3. Step 3: Cross multiply
   22,502.24x = 31,050.96 × 13,071.32
4. Step 4: Simplify right side
   22,502.24x = 405,877,034.47
5. Step 5: Solve for x
   x = 405,877,034.47/22,502.24
6. Step 6: Final answer
   x = 18,037.18