Finding the Fourth Proportional to 2,006.88, 2,768.83 and 1,167.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,006.88 : 2,768.83 = 1,167.16 : x
2. Step 2: Convert to fraction form
   2,006.88/2,768.83 = 1,167.16/x
3. Step 3: Cross multiply
   2,006.88x = 2,768.83 × 1,167.16
4. Step 4: Simplify right side
   2,006.88x = 3,231,669.54
5. Step 5: Solve for x
   x = 3,231,669.54/2,006.88
6. Step 6: Final answer
   x = 1,610.30