Finding the Fourth Proportional to 113,642.78, 170,436.83 and 34,757.69

Step by Step Solution

1. Step 1: Write the proportion equation
   113,642.78 : 170,436.83 = 34,757.69 : x
2. Step 2: Convert to fraction form
   113,642.78/170,436.83 = 34,757.69/x
3. Step 3: Cross multiply
   113,642.78x = 170,436.83 × 34,757.69
4. Step 4: Simplify right side
   113,642.78x = 5,923,989,475.75
5. Step 5: Solve for x
   x = 5,923,989,475.75/113,642.78
6. Step 6: Final answer
   x = 52,128.17