Finding the Fourth Proportional to 60,535.72, 83,540.46 and 35,399.80

Step by Step Solution

1. Step 1: Write the proportion equation
   60,535.72 : 83,540.46 = 35,399.80 : x
2. Step 2: Convert to fraction form
   60,535.72/83,540.46 = 35,399.80/x
3. Step 3: Cross multiply
   60,535.72x = 83,540.46 × 35,399.80
4. Step 4: Simplify right side
   60,535.72x = 2,957,315,575.91
5. Step 5: Solve for x
   x = 2,957,315,575.91/60,535.72
6. Step 6: Final answer
   x = 48,852.41