Finding the Fourth Proportional to 3,200.67, 4,414.37 and 2,205.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,200.67 : 4,414.37 = 2,205.72 : x
2. Step 2: Convert to fraction form
   3,200.67/4,414.37 = 2,205.72/x
3. Step 3: Cross multiply
   3,200.67x = 4,414.37 × 2,205.72
4. Step 4: Simplify right side
   3,200.67x = 9,736,853.17
5. Step 5: Solve for x
   x = 9,736,853.17/3,200.67
6. Step 6: Final answer
   x = 3,042.13