Finding the Fourth Proportional to 40,029.42, 55,243.46 and 22,124.04

Step by Step Solution

1. Step 1: Write the proportion equation
   40,029.42 : 55,243.46 = 22,124.04 : x
2. Step 2: Convert to fraction form
   40,029.42/55,243.46 = 22,124.04/x
3. Step 3: Cross multiply
   40,029.42x = 55,243.46 × 22,124.04
4. Step 4: Simplify right side
   40,029.42x = 1,222,208,518.78
5. Step 5: Solve for x
   x = 1,222,208,518.78/40,029.42
6. Step 6: Final answer
   x = 30,532.76