Finding the Fourth Proportional to 113,643.89, 170,454.49 and 34,758.80

Step by Step Solution

1. Step 1: Write the proportion equation
   113,643.89 : 170,454.49 = 34,758.80 : x
2. Step 2: Convert to fraction form
   113,643.89/170,454.49 = 34,758.80/x
3. Step 3: Cross multiply
   113,643.89x = 170,454.49 × 34,758.80
4. Step 4: Simplify right side
   113,643.89x = 5,924,792,587.84
5. Step 5: Solve for x
   x = 5,924,792,587.84/113,643.89
6. Step 6: Final answer
   x = 52,134.72