Finding the Fourth Proportional to 2,167.62, 3,250.89 and 868.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,167.62 : 3,250.89 = 868.38 : x
2. Step 2: Convert to fraction form
   2,167.62/3,250.89 = 868.38/x
3. Step 3: Cross multiply
   2,167.62x = 3,250.89 × 868.38
4. Step 4: Simplify right side
   2,167.62x = 2,823,007.86
5. Step 5: Solve for x
   x = 2,823,007.86/2,167.62
6. Step 6: Final answer
   x = 1,302.35