Finding the Fourth Proportional to 12,369.38, 17,061.18 and 7,650.86

Step by Step Solution

1. Step 1: Write the proportion equation
   12,369.38 : 17,061.18 = 7,650.86 : x
2. Step 2: Convert to fraction form
   12,369.38/17,061.18 = 7,650.86/x
3. Step 3: Cross multiply
   12,369.38x = 17,061.18 × 7,650.86
4. Step 4: Simplify right side
   12,369.38x = 130,532,699.61
5. Step 5: Solve for x
   x = 130,532,699.61/12,369.38
6. Step 6: Final answer
   x = 10,552.89