Finding the Fourth Proportional to 2,594.67, 3,891.96 and 863.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,594.67 : 3,891.96 = 863.25 : x
2. Step 2: Convert to fraction form
   2,594.67/3,891.96 = 863.25/x
3. Step 3: Cross multiply
   2,594.67x = 3,891.96 × 863.25
4. Step 4: Simplify right side
   2,594.67x = 3,359,734.47
5. Step 5: Solve for x
   x = 3,359,734.47/2,594.67
6. Step 6: Final answer
   x = 1,294.86