Finding the Fourth Proportional to 31,251.96, 43,127.72 and 17,104.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,251.96 : 43,127.72 = 17,104.88 : x
2. Step 2: Convert to fraction form
   31,251.96/43,127.72 = 17,104.88/x
3. Step 3: Cross multiply
   31,251.96x = 43,127.72 × 17,104.88
4. Step 4: Simplify right side
   31,251.96x = 737,694,475.27
5. Step 5: Solve for x
   x = 737,694,475.27/31,251.96
6. Step 6: Final answer
   x = 23,604.74