Finding the Fourth Proportional to 11,046.27, 15,249.50 and 8,522.71

Step by Step Solution

1. Step 1: Write the proportion equation
   11,046.27 : 15,249.50 = 8,522.71 : x
2. Step 2: Convert to fraction form
   11,046.27/15,249.50 = 8,522.71/x
3. Step 3: Cross multiply
   11,046.27x = 15,249.50 × 8,522.71
4. Step 4: Simplify right side
   11,046.27x = 129,967,066.15
5. Step 5: Solve for x
   x = 129,967,066.15/11,046.27
6. Step 6: Final answer
   x = 11,765.70