Finding the Fourth Proportional to 2,002.41, 2,763.90 and 1,163.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.41 : 2,763.90 = 1,163.30 : x
2. Step 2: Convert to fraction form
   2,002.41/2,763.90 = 1,163.30/x
3. Step 3: Cross multiply
   2,002.41x = 2,763.90 × 1,163.30
4. Step 4: Simplify right side
   2,002.41x = 3,215,231.05
5. Step 5: Solve for x
   x = 3,215,231.05/2,002.41
6. Step 6: Final answer
   x = 1,605.68