Finding the Fourth Proportional to 33,144.38, 45,739.25 and 18,240.38

Step by Step Solution

1. Step 1: Write the proportion equation
   33,144.38 : 45,739.25 = 18,240.38 : x
2. Step 2: Convert to fraction form
   33,144.38/45,739.25 = 18,240.38/x
3. Step 3: Cross multiply
   33,144.38x = 45,739.25 × 18,240.38
4. Step 4: Simplify right side
   33,144.38x = 834,301,300.92
5. Step 5: Solve for x
   x = 834,301,300.92/33,144.38
6. Step 6: Final answer
   x = 25,171.73