Finding the Fourth Proportional to 89,499.97, 123,517.83 and 49,220.83

Step by Step Solution

1. Step 1: Write the proportion equation
   89,499.97 : 123,517.83 = 49,220.83 : x
2. Step 2: Convert to fraction form
   89,499.97/123,517.83 = 49,220.83/x
3. Step 3: Cross multiply
   89,499.97x = 123,517.83 × 49,220.83
4. Step 4: Simplify right side
   89,499.97x = 6,079,650,112.40
5. Step 5: Solve for x
   x = 6,079,650,112.40/89,499.97
6. Step 6: Final answer
   x = 67,929.07