Finding the Fourth Proportional to 2,007.97, 2,770.39 and 1,168.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.97 : 2,770.39 = 1,168.53 : x
2. Step 2: Convert to fraction form
   2,007.97/2,770.39 = 1,168.53/x
3. Step 3: Cross multiply
   2,007.97x = 2,770.39 × 1,168.53
4. Step 4: Simplify right side
   2,007.97x = 3,237,268.33
5. Step 5: Solve for x
   x = 3,237,268.33/2,007.97
6. Step 6: Final answer
   x = 1,612.21