Finding the Fourth Proportional to 2,329.55, 3,493.24 and 868.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,329.55 : 3,493.24 = 868.31 : x
2. Step 2: Convert to fraction form
   2,329.55/3,493.24 = 868.31/x
3. Step 3: Cross multiply
   2,329.55x = 3,493.24 × 868.31
4. Step 4: Simplify right side
   2,329.55x = 3,033,195.59
5. Step 5: Solve for x
   x = 3,033,195.59/2,329.55
6. Step 6: Final answer
   x = 1,302.05