Finding the Fourth Proportional to 2,250.99, 3,375.17 and 863.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250.99 : 3,375.17 = 863.46 : x
2. Step 2: Convert to fraction form
   2,250.99/3,375.17 = 863.46/x
3. Step 3: Cross multiply
   2,250.99x = 3,375.17 × 863.46
4. Step 4: Simplify right side
   2,250.99x = 2,914,323.21
5. Step 5: Solve for x
   x = 2,914,323.21/2,250.99
6. Step 6: Final answer
   x = 1,294.69