Finding the Fourth Proportional to 2,007.10, 2,770.39 and 1,168.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.10 : 2,770.39 = 1,168.18 : x
2. Step 2: Convert to fraction form
   2,007.10/2,770.39 = 1,168.18/x
3. Step 3: Cross multiply
   2,007.10x = 2,770.39 × 1,168.18
4. Step 4: Simplify right side
   2,007.10x = 3,236,294.50
5. Step 5: Solve for x
   x = 3,236,294.50/2,007.10
6. Step 6: Final answer
   x = 1,612.43