Finding the Fourth Proportional to 89,741.30, 123,843.85 and 49,456.54

Step by Step Solution

1. Step 1: Write the proportion equation
   89,741.30 : 123,843.85 = 49,456.54 : x
2. Step 2: Convert to fraction form
   89,741.30/123,843.85 = 49,456.54/x
3. Step 3: Cross multiply
   89,741.30x = 123,843.85 × 49,456.54
4. Step 4: Simplify right side
   89,741.30x = 6,124,887,899.52
5. Step 5: Solve for x
   x = 6,124,887,899.52/89,741.30
6. Step 6: Final answer
   x = 68,250.49