Finding the Fourth Proportional to 31,531.50, 47,304.74 and 10,755

Step by Step Solution

1. Step 1: Write the proportion equation
   31,531.50 : 47,304.74 = 10,755 : x
2. Step 2: Convert to fraction form
   31,531.50/47,304.74 = 10,755/x
3. Step 3: Cross multiply
   31,531.50x = 47,304.74 × 10,755
4. Step 4: Simplify right side
   31,531.50x = 508,762,505.59
5. Step 5: Solve for x
   x = 508,762,505.59/31,531.50
6. Step 6: Final answer
   x = 16,135.06