Finding the Fourth Proportional to 2,328.32, 3,491.02 and 866.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,328.32 : 3,491.02 = 866.27 : x
2. Step 2: Convert to fraction form
   2,328.32/3,491.02 = 866.27/x
3. Step 3: Cross multiply
   2,328.32x = 3,491.02 × 866.27
4. Step 4: Simplify right side
   2,328.32x = 3,024,165.90
5. Step 5: Solve for x
   x = 3,024,165.90/2,328.32
6. Step 6: Final answer
   x = 1,298.86