Finding the Fourth Proportional to 31,710.42, 47,552.67 and 10,929.06

Step by Step Solution

1. Step 1: Write the proportion equation
   31,710.42 : 47,552.67 = 10,929.06 : x
2. Step 2: Convert to fraction form
   31,710.42/47,552.67 = 10,929.06/x
3. Step 3: Cross multiply
   31,710.42x = 47,552.67 × 10,929.06
4. Step 4: Simplify right side
   31,710.42x = 519,705,983.59
5. Step 5: Solve for x
   x = 519,705,983.59/31,710.42
6. Step 6: Final answer
   x = 16,389.12