Finding the Fourth Proportional to 89,831.54, 123,968.31 and 49,546.82

Step by Step Solution

1. Step 1: Write the proportion equation
   89,831.54 : 123,968.31 = 49,546.82 : x
2. Step 2: Convert to fraction form
   89,831.54/123,968.31 = 49,546.82/x
3. Step 3: Cross multiply
   89,831.54x = 123,968.31 × 49,546.82
4. Step 4: Simplify right side
   89,831.54x = 6,142,235,541.27
5. Step 5: Solve for x
   x = 6,142,235,541.27/89,831.54
6. Step 6: Final answer
   x = 68,375.04