Finding the Fourth Proportional to 2,597.28, 3,894.84 and 866.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,597.28 : 3,894.84 = 866.04 : x
2. Step 2: Convert to fraction form
   2,597.28/3,894.84 = 866.04/x
3. Step 3: Cross multiply
   2,597.28x = 3,894.84 × 866.04
4. Step 4: Simplify right side
   2,597.28x = 3,373,087.23
5. Step 5: Solve for x
   x = 3,373,087.23/2,597.28
6. Step 6: Final answer
   x = 1,298.70