Finding the Fourth Proportional to 31,401.60, 47,073.12 and 10,610.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,401.60 : 47,073.12 = 10,610.56 : x
2. Step 2: Convert to fraction form
   31,401.60/47,073.12 = 10,610.56/x
3. Step 3: Cross multiply
   31,401.60x = 47,073.12 × 10,610.56
4. Step 4: Simplify right side
   31,401.60x = 499,472,164.15
5. Step 5: Solve for x
   x = 499,472,164.15/31,401.60
6. Step 6: Final answer
   x = 15,905.95