Finding the Fourth Proportional to 87,745.61, 131,632.17 and 37,839.89

Step by Step Solution

1. Step 1: Write the proportion equation
   87,745.61 : 131,632.17 = 37,839.89 : x
2. Step 2: Convert to fraction form
   87,745.61/131,632.17 = 37,839.89/x
3. Step 3: Cross multiply
   87,745.61x = 131,632.17 × 37,839.89
4. Step 4: Simplify right side
   87,745.61x = 4,980,946,175.10
5. Step 5: Solve for x
   x = 4,980,946,175.10/87,745.61
6. Step 6: Final answer
   x = 56,765.76