Finding the Fourth Proportional to 60,731.33, 83,792.41 and 39,221.98

Step by Step Solution

1. Step 1: Write the proportion equation
   60,731.33 : 83,792.41 = 39,221.98 : x
2. Step 2: Convert to fraction form
   60,731.33/83,792.41 = 39,221.98/x
3. Step 3: Cross multiply
   60,731.33x = 83,792.41 × 39,221.98
4. Step 4: Simplify right side
   60,731.33x = 3,286,504,419.96
5. Step 5: Solve for x
   x = 3,286,504,419.96/60,731.33
6. Step 6: Final answer
   x = 54,115.47