Finding the Fourth Proportional to 40,010.62, 55,211.88 and 22,105.48

Step by Step Solution

1. Step 1: Write the proportion equation
   40,010.62 : 55,211.88 = 22,105.48 : x
2. Step 2: Convert to fraction form
   40,010.62/55,211.88 = 22,105.48/x
3. Step 3: Cross multiply
   40,010.62x = 55,211.88 × 22,105.48
4. Step 4: Simplify right side
   40,010.62x = 1,220,485,109.10
5. Step 5: Solve for x
   x = 1,220,485,109.10/40,010.62
6. Step 6: Final answer
   x = 30,504.03