Finding the Fourth Proportional to 2,182.32, 3,273.58 and 866.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.32 : 3,273.58 = 866.34 : x
2. Step 2: Convert to fraction form
   2,182.32/3,273.58 = 866.34/x
3. Step 3: Cross multiply
   2,182.32x = 3,273.58 × 866.34
4. Step 4: Simplify right side
   2,182.32x = 2,836,033.30
5. Step 5: Solve for x
   x = 2,836,033.30/2,182.32
6. Step 6: Final answer
   x = 1,299.55