Finding the Fourth Proportional to 124,931.43, 172,404.83 and 67,570.82

Step by Step Solution

1. Step 1: Write the proportion equation
   124,931.43 : 172,404.83 = 67,570.82 : x
2. Step 2: Convert to fraction form
   124,931.43/172,404.83 = 67,570.82/x
3. Step 3: Cross multiply
   124,931.43x = 172,404.83 × 67,570.82
4. Step 4: Simplify right side
   124,931.43x = 11,649,534,535.18
5. Step 5: Solve for x
   x = 11,649,534,535.18/124,931.43
6. Step 6: Final answer
   x = 93,247.43