Finding the Fourth Proportional to 2,500.16, 3,442.56 and 2,205.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.16 : 3,442.56 = 2,205.44 : x
2. Step 2: Convert to fraction form
   2,500.16/3,442.56 = 2,205.44/x
3. Step 3: Cross multiply
   2,500.16x = 3,442.56 × 2,205.44
4. Step 4: Simplify right side
   2,500.16x = 7,592,359.53
5. Step 5: Solve for x
   x = 7,592,359.53/2,500.16
6. Step 6: Final answer
   x = 3,036.75