Finding the Fourth Proportional to 40,034.52, 55,245.23 and 22,128.46

Step by Step Solution

1. Step 1: Write the proportion equation
   40,034.52 : 55,245.23 = 22,128.46 : x
2. Step 2: Convert to fraction form
   40,034.52/55,245.23 = 22,128.46/x
3. Step 3: Cross multiply
   40,034.52x = 55,245.23 × 22,128.46
4. Step 4: Simplify right side
   40,034.52x = 1,222,491,641.34
5. Step 5: Solve for x
   x = 1,222,491,641.34/40,034.52
6. Step 6: Final answer
   x = 30,535.94