Finding the Fourth Proportional to 87,957.89, 131,974.20 and 43,585.48

Step by Step Solution

1. Step 1: Write the proportion equation
   87,957.89 : 131,974.20 = 43,585.48 : x
2. Step 2: Convert to fraction form
   87,957.89/131,974.20 = 43,585.48/x
3. Step 3: Cross multiply
   87,957.89x = 131,974.20 × 43,585.48
4. Step 4: Simplify right side
   87,957.89x = 5,752,158,636.69
5. Step 5: Solve for x
   x = 5,752,158,636.69/87,957.89
6. Step 6: Final answer
   x = 65,396.73