Finding the Fourth Proportional to 124,517.12, 171,834.24 and 67,928.52

Step by Step Solution

1. Step 1: Write the proportion equation
   124,517.12 : 171,834.24 = 67,928.52 : x
2. Step 2: Convert to fraction form
   124,517.12/171,834.24 = 67,928.52/x
3. Step 3: Cross multiply
   124,517.12x = 171,834.24 × 67,928.52
4. Step 4: Simplify right side
   124,517.12x = 11,672,445,608.52
5. Step 5: Solve for x
   x = 11,672,445,608.52/124,517.12
6. Step 6: Final answer
   x = 93,741.69