Finding the Fourth Proportional to 83,106.72, 124,590.69 and 38,710.62

Step by Step Solution

1. Step 1: Write the proportion equation
   83,106.72 : 124,590.69 = 38,710.62 : x
2. Step 2: Convert to fraction form
   83,106.72/124,590.69 = 38,710.62/x
3. Step 3: Cross multiply
   83,106.72x = 124,590.69 × 38,710.62
4. Step 4: Simplify right side
   83,106.72x = 4,822,982,856.13
5. Step 5: Solve for x
   x = 4,822,982,856.13/83,106.72
6. Step 6: Final answer
   x = 58,033.61