Finding the Fourth Proportional to 60,760.79, 83,839.83 and 40,585.31

Step by Step Solution

1. Step 1: Write the proportion equation
   60,760.79 : 83,839.83 = 40,585.31 : x
2. Step 2: Convert to fraction form
   60,760.79/83,839.83 = 40,585.31/x
3. Step 3: Cross multiply
   60,760.79x = 83,839.83 × 40,585.31
4. Step 4: Simplify right side
   60,760.79x = 3,402,665,490.90
5. Step 5: Solve for x
   x = 3,402,665,490.90/60,760.79
6. Step 6: Final answer
   x = 56,001.01