Finding the Fourth Proportional to 2,949.11, 4,443.82 and 2,440.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,949.11 : 4,443.82 = 2,440.28 : x
2. Step 2: Convert to fraction form
   2,949.11/4,443.82 = 2,440.28/x
3. Step 3: Cross multiply
   2,949.11x = 4,443.82 × 2,440.28
4. Step 4: Simplify right side
   2,949.11x = 10,844,183.81
5. Step 5: Solve for x
   x = 10,844,183.81/2,949.11
6. Step 6: Final answer
   x = 3,677.10