Finding the Fourth Proportional to 89,787.41, 123,908.50 and 49,502.87

Step by Step Solution

1. Step 1: Write the proportion equation
   89,787.41 : 123,908.50 = 49,502.87 : x
2. Step 2: Convert to fraction form
   89,787.41/123,908.50 = 49,502.87/x
3. Step 3: Cross multiply
   89,787.41x = 123,908.50 × 49,502.87
4. Step 4: Simplify right side
   89,787.41x = 6,133,826,367.40
5. Step 5: Solve for x
   x = 6,133,826,367.40/89,787.41
6. Step 6: Final answer
   x = 68,314.99