Finding the Fourth Proportional to 89,452.74, 123,447.61 and 49,169.62

Step by Step Solution

1. Step 1: Write the proportion equation
   89,452.74 : 123,447.61 = 49,169.62 : x
2. Step 2: Convert to fraction form
   89,452.74/123,447.61 = 49,169.62/x
3. Step 3: Cross multiply
   89,452.74x = 123,447.61 × 49,169.62
4. Step 4: Simplify right side
   89,452.74x = 6,069,872,073.61
5. Step 5: Solve for x
   x = 6,069,872,073.61/89,452.74
6. Step 6: Final answer
   x = 67,855.63