Finding the Fourth Proportional to 89,737.49, 123,836.25 and 48,902.15

Step by Step Solution

1. Step 1: Write the proportion equation
   89,737.49 : 123,836.25 = 48,902.15 : x
2. Step 2: Convert to fraction form
   89,737.49/123,836.25 = 48,902.15/x
3. Step 3: Cross multiply
   89,737.49x = 123,836.25 × 48,902.15
4. Step 4: Simplify right side
   89,737.49x = 6,055,858,872.94
5. Step 5: Solve for x
   x = 6,055,858,872.94/89,737.49
6. Step 6: Final answer
   x = 67,484.16