Finding the Fourth Proportional to 60,784.71, 83,816.77 and 39,524.55

Step by Step Solution

1. Step 1: Write the proportion equation
   60,784.71 : 83,816.77 = 39,524.55 : x
2. Step 2: Convert to fraction form
   60,784.71/83,816.77 = 39,524.55/x
3. Step 3: Cross multiply
   60,784.71x = 83,816.77 × 39,524.55
4. Step 4: Simplify right side
   60,784.71x = 3,312,820,116.70
5. Step 5: Solve for x
   x = 3,312,820,116.70/60,784.71
6. Step 6: Final answer
   x = 54,500.88