Finding the Fourth Proportional to 124,839, 172,277.82 and 68,250.78

Step by Step Solution

1. Step 1: Write the proportion equation
   124,839 : 172,277.82 = 68,250.78 : x
2. Step 2: Convert to fraction form
   124,839/172,277.82 = 68,250.78/x
3. Step 3: Cross multiply
   124,839x = 172,277.82 × 68,250.78
4. Step 4: Simplify right side
   124,839x = 11,758,095,591.70
5. Step 5: Solve for x
   x = 11,758,095,591.70/124,839
6. Step 6: Final answer
   x = 94,186.08