Finding the Fourth Proportional to 113,144.38, 169,738.42 and 43,018.24

Step by Step Solution

1. Step 1: Write the proportion equation
   113,144.38 : 169,738.42 = 43,018.24 : x
2. Step 2: Convert to fraction form
   113,144.38/169,738.42 = 43,018.24/x
3. Step 3: Cross multiply
   113,144.38x = 169,738.42 × 43,018.24
4. Step 4: Simplify right side
   113,144.38x = 7,301,847,132.54
5. Step 5: Solve for x
   x = 7,301,847,132.54/113,144.38
6. Step 6: Final answer
   x = 64,535.66