Finding the Fourth Proportional to 25,155.38, 37,706.60 and 8,499.62

Step by Step Solution

1. Step 1: Write the proportion equation
   25,155.38 : 37,706.60 = 8,499.62 : x
2. Step 2: Convert to fraction form
   25,155.38/37,706.60 = 8,499.62/x
3. Step 3: Cross multiply
   25,155.38x = 37,706.60 × 8,499.62
4. Step 4: Simplify right side
   25,155.38x = 320,491,771.49
5. Step 5: Solve for x
   x = 320,491,771.49/25,155.38
6. Step 6: Final answer
   x = 12,740.49