Finding the Fourth Proportional to 2,499.49, 3,452.36 and 1,872.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.49 : 3,452.36 = 1,872.82 : x
2. Step 2: Convert to fraction form
   2,499.49/3,452.36 = 1,872.82/x
3. Step 3: Cross multiply
   2,499.49x = 3,452.36 × 1,872.82
4. Step 4: Simplify right side
   2,499.49x = 6,465,648.86
5. Step 5: Solve for x
   x = 6,465,648.86/2,499.49
6. Step 6: Final answer
   x = 2,586.79