Finding the Fourth Proportional to 2,165.82, 3,250.59 and 868.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,165.82 : 3,250.59 = 868.18 : x
2. Step 2: Convert to fraction form
   2,165.82/3,250.59 = 868.18/x
3. Step 3: Cross multiply
   2,165.82x = 3,250.59 × 868.18
4. Step 4: Simplify right side
   2,165.82x = 2,822,097.23
5. Step 5: Solve for x
   x = 2,822,097.23/2,165.82
6. Step 6: Final answer
   x = 1,303.02