Finding the Fourth Proportional to 31,732.88, 43,789.92 and 17,585.60

Step by Step Solution

1. Step 1: Write the proportion equation
   31,732.88 : 43,789.92 = 17,585.60 : x
2. Step 2: Convert to fraction form
   31,732.88/43,789.92 = 17,585.60/x
3. Step 3: Cross multiply
   31,732.88x = 43,789.92 × 17,585.60
4. Step 4: Simplify right side
   31,732.88x = 770,072,017.15
5. Step 5: Solve for x
   x = 770,072,017.15/31,732.88
6. Step 6: Final answer
   x = 24,267.32