Finding the Fourth Proportional to 89,785.59, 123,901.84 and 49,498.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,785.59 : 123,901.84 = 49,498.42 : x
2. Step 2: Convert to fraction form
   89,785.59/123,901.84 = 49,498.42/x
3. Step 3: Cross multiply
   89,785.59x = 123,901.84 × 49,498.42
4. Step 4: Simplify right side
   89,785.59x = 6,132,945,315.09
5. Step 5: Solve for x
   x = 6,132,945,315.09/89,785.59
6. Step 6: Final answer
   x = 68,306.57