Finding the Fourth Proportional to 8,655.30, 11,937.78 and 7,462.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,655.30 : 11,937.78 = 7,462.38 : x
2. Step 2: Convert to fraction form
   8,655.30/11,937.78 = 7,462.38/x
3. Step 3: Cross multiply
   8,655.30x = 11,937.78 × 7,462.38
4. Step 4: Simplify right side
   8,655.30x = 89,084,250.72
5. Step 5: Solve for x
   x = 89,084,250.72/8,655.30
6. Step 6: Final answer
   x = 10,292.45