Finding the Fourth Proportional to 2,429.88, 3,642.18 and 968.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429.88 : 3,642.18 = 968.28 : x
2. Step 2: Convert to fraction form
   2,429.88/3,642.18 = 968.28/x
3. Step 3: Cross multiply
   2,429.88x = 3,642.18 × 968.28
4. Step 4: Simplify right side
   2,429.88x = 3,526,650.05
5. Step 5: Solve for x
   x = 3,526,650.05/2,429.88
6. Step 6: Final answer
   x = 1,451.37