Finding the Fourth Proportional to 2,182.24, 3,272.72 and 883.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.24 : 3,272.72 = 883.40 : x
2. Step 2: Convert to fraction form
   2,182.24/3,272.72 = 883.40/x
3. Step 3: Cross multiply
   2,182.24x = 3,272.72 × 883.40
4. Step 4: Simplify right side
   2,182.24x = 2,891,120.85
5. Step 5: Solve for x
   x = 2,891,120.85/2,182.24
6. Step 6: Final answer
   x = 1,324.84