Finding the Fourth Proportional to 73,414.72, 110,120.78 and 27,831.20

Step by Step Solution

1. Step 1: Write the proportion equation
   73,414.72 : 110,120.78 = 27,831.20 : x
2. Step 2: Convert to fraction form
   73,414.72/110,120.78 = 27,831.20/x
3. Step 3: Cross multiply
   73,414.72x = 110,120.78 × 27,831.20
4. Step 4: Simplify right side
   73,414.72x = 3,064,792,971.31
5. Step 5: Solve for x
   x = 3,064,792,971.31/73,414.72
6. Step 6: Final answer
   x = 41,746.30