Finding the Fourth Proportional to 2,002.35, 2,763.24 and 1,118.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.35 : 2,763.24 = 1,118.18 : x
2. Step 2: Convert to fraction form
   2,002.35/2,763.24 = 1,118.18/x
3. Step 3: Cross multiply
   2,002.35x = 2,763.24 × 1,118.18
4. Step 4: Simplify right side
   2,002.35x = 3,089,810.80
5. Step 5: Solve for x
   x = 3,089,810.80/2,002.35
6. Step 6: Final answer
   x = 1,543.10