Finding the Fourth Proportional to 113,144.25, 169,738.23 and 43,018.10

Step by Step Solution

1. Step 1: Write the proportion equation
   113,144.25 : 169,738.23 = 43,018.10 : x
2. Step 2: Convert to fraction form
   113,144.25/169,738.23 = 43,018.10/x
3. Step 3: Cross multiply
   113,144.25x = 169,738.23 × 43,018.10
4. Step 4: Simplify right side
   113,144.25x = 7,301,815,303.27
5. Step 5: Solve for x
   x = 7,301,815,303.27/113,144.25
6. Step 6: Final answer
   x = 64,535.45