Finding the Fourth Proportional to 113,641.40, 170,434.76 and 34,756.31

Step by Step Solution

1. Step 1: Write the proportion equation
   113,641.40 : 170,434.76 = 34,756.31 : x
2. Step 2: Convert to fraction form
   113,641.40/170,434.76 = 34,756.31/x
3. Step 3: Cross multiply
   113,641.40x = 170,434.76 × 34,756.31
4. Step 4: Simplify right side
   113,641.40x = 5,923,683,440.23
5. Step 5: Solve for x
   x = 5,923,683,440.23/113,641.40
6. Step 6: Final answer
   x = 52,126.10