Finding the Fourth Proportional to 2,002.46, 2,763.13 and 1,118.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.46 : 2,763.13 = 1,118.30 : x
2. Step 2: Convert to fraction form
   2,002.46/2,763.13 = 1,118.30/x
3. Step 3: Cross multiply
   2,002.46x = 2,763.13 × 1,118.30
4. Step 4: Simplify right side
   2,002.46x = 3,090,008.28
5. Step 5: Solve for x
   x = 3,090,008.28/2,002.46
6. Step 6: Final answer
   x = 1,543.11