Finding the Fourth Proportional to 31,654.71, 43,684.38 and 17,508.47

Step by Step Solution

1. Step 1: Write the proportion equation
   31,654.71 : 43,684.38 = 17,508.47 : x
2. Step 2: Convert to fraction form
   31,654.71/43,684.38 = 17,508.47/x
3. Step 3: Cross multiply
   31,654.71x = 43,684.38 × 17,508.47
4. Step 4: Simplify right side
   31,654.71x = 764,846,438.28
5. Step 5: Solve for x
   x = 764,846,438.28/31,654.71
6. Step 6: Final answer
   x = 24,162.17