Finding the Fourth Proportional to 89,729.33, 123,831.91 and 49,443.04

Step by Step Solution

1. Step 1: Write the proportion equation
   89,729.33 : 123,831.91 = 49,443.04 : x
2. Step 2: Convert to fraction form
   89,729.33/123,831.91 = 49,443.04/x
3. Step 3: Cross multiply
   89,729.33x = 123,831.91 × 49,443.04
4. Step 4: Simplify right side
   89,729.33x = 6,122,626,017.88
5. Step 5: Solve for x
   x = 6,122,626,017.88/89,729.33
6. Step 6: Final answer
   x = 68,234.39