Finding the Fourth Proportional to 2,182.35, 3,273.59 and 866.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.35 : 3,273.59 = 866.34 : x
2. Step 2: Convert to fraction form
   2,182.35/3,273.59 = 866.34/x
3. Step 3: Cross multiply
   2,182.35x = 3,273.59 × 866.34
4. Step 4: Simplify right side
   2,182.35x = 2,836,041.96
5. Step 5: Solve for x
   x = 2,836,041.96/2,182.35
6. Step 6: Final answer
   x = 1,299.54