Finding the Fourth Proportional to 2,562.68, 3,531.18 and 2,002.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,562.68 : 3,531.18 = 2,002.28 : x
2. Step 2: Convert to fraction form
   2,562.68/3,531.18 = 2,002.28/x
3. Step 3: Cross multiply
   2,562.68x = 3,531.18 × 2,002.28
4. Step 4: Simplify right side
   2,562.68x = 7,070,411.09
5. Step 5: Solve for x
   x = 7,070,411.09/2,562.68
6. Step 6: Final answer
   x = 2,758.99