Finding the Fourth Proportional to 31,339.52, 43,248.32 and 17,192.96

Step by Step Solution

1. Step 1: Write the proportion equation
   31,339.52 : 43,248.32 = 17,192.96 : x
2. Step 2: Convert to fraction form
   31,339.52/43,248.32 = 17,192.96/x
3. Step 3: Cross multiply
   31,339.52x = 43,248.32 × 17,192.96
4. Step 4: Simplify right side
   31,339.52x = 743,566,635.83
5. Step 5: Solve for x
   x = 743,566,635.83/31,339.52
6. Step 6: Final answer
   x = 23,726.17