Finding the Fourth Proportional to 40,086.50, 55,320.17 and 22,181.04

Step by Step Solution

1. Step 1: Write the proportion equation
   40,086.50 : 55,320.17 = 22,181.04 : x
2. Step 2: Convert to fraction form
   40,086.50/55,320.17 = 22,181.04/x
3. Step 3: Cross multiply
   40,086.50x = 55,320.17 × 22,181.04
4. Step 4: Simplify right side
   40,086.50x = 1,227,058,792.67
5. Step 5: Solve for x
   x = 1,227,058,792.67/40,086.50
6. Step 6: Final answer
   x = 30,610.28