Finding the Fourth Proportional to 1,996.88, 2,755.69 and 1,168.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.88 : 2,755.69 = 1,168.88 : x
2. Step 2: Convert to fraction form
   1,996.88/2,755.69 = 1,168.88/x
3. Step 3: Cross multiply
   1,996.88x = 2,755.69 × 1,168.88
4. Step 4: Simplify right side
   1,996.88x = 3,221,054.23
5. Step 5: Solve for x
   x = 3,221,054.23/1,996.88
6. Step 6: Final answer
   x = 1,613.05