Finding the Fourth Proportional to 8,711.55, 12,022.04 and 4,732.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,711.55 : 12,022.04 = 4,732.72 : x
2. Step 2: Convert to fraction form
   8,711.55/12,022.04 = 4,732.72/x
3. Step 3: Cross multiply
   8,711.55x = 12,022.04 × 4,732.72
4. Step 4: Simplify right side
   8,711.55x = 56,896,949.15
5. Step 5: Solve for x
   x = 56,896,949.15/8,711.55
6. Step 6: Final answer
   x = 6,531.21