Finding the Fourth Proportional to 87,401.58, 131,083.41 and 31,245.60

Step by Step Solution

1. Step 1: Write the proportion equation
   87,401.58 : 131,083.41 = 31,245.60 : x
2. Step 2: Convert to fraction form
   87,401.58/131,083.41 = 31,245.60/x
3. Step 3: Cross multiply
   87,401.58x = 131,083.41 × 31,245.60
4. Step 4: Simplify right side
   87,401.58x = 4,095,779,666.89
5. Step 5: Solve for x
   x = 4,095,779,666.89/87,401.58
6. Step 6: Final answer
   x = 46,861.62