Finding the Fourth Proportional to 10,732.86, 14,775.54 and 9,234.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,732.86 : 14,775.54 = 9,234.72 : x
2. Step 2: Convert to fraction form
   10,732.86/14,775.54 = 9,234.72/x
3. Step 3: Cross multiply
   10,732.86x = 14,775.54 × 9,234.72
4. Step 4: Simplify right side
   10,732.86x = 136,447,974.75
5. Step 5: Solve for x
   x = 136,447,974.75/10,732.86
6. Step 6: Final answer
   x = 12,713.10