Finding the Fourth Proportional to 89,572.56, 123,605.24 and 49,279.92

Step by Step Solution

1. Step 1: Write the proportion equation
   89,572.56 : 123,605.24 = 49,279.92 : x
2. Step 2: Convert to fraction form
   89,572.56/123,605.24 = 49,279.92/x
3. Step 3: Cross multiply
   89,572.56x = 123,605.24 × 49,279.92
4. Step 4: Simplify right side
   89,572.56x = 6,091,256,092.38
5. Step 5: Solve for x
   x = 6,091,256,092.38/89,572.56
6. Step 6: Final answer
   x = 68,003.59