Finding the Fourth Proportional to 2,428.59, 3,642.71 and 968.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,428.59 : 3,642.71 = 968.07 : x
2. Step 2: Convert to fraction form
   2,428.59/3,642.71 = 968.07/x
3. Step 3: Cross multiply
   2,428.59x = 3,642.71 × 968.07
4. Step 4: Simplify right side
   2,428.59x = 3,526,393.43
5. Step 5: Solve for x
   x = 3,526,393.43/2,428.59
6. Step 6: Final answer
   x = 1,452.03