Finding the Fourth Proportional to 83,042.50, 124,562.58 and 38,644.42

Step by Step Solution

1. Step 1: Write the proportion equation
   83,042.50 : 124,562.58 = 38,644.42 : x
2. Step 2: Convert to fraction form
   83,042.50/124,562.58 = 38,644.42/x
3. Step 3: Cross multiply
   83,042.50x = 124,562.58 × 38,644.42
4. Step 4: Simplify right side
   83,042.50x = 4,813,648,657.80
5. Step 5: Solve for x
   x = 4,813,648,657.80/83,042.50
6. Step 6: Final answer
   x = 57,966.09