Finding the Fourth Proportional to 2,000.66, 2,760.89 and 1,116.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,000.66 : 2,760.89 = 1,116.61 : x
2. Step 2: Convert to fraction form
   2,000.66/2,760.89 = 1,116.61/x
3. Step 3: Cross multiply
   2,000.66x = 2,760.89 × 1,116.61
4. Step 4: Simplify right side
   2,000.66x = 3,082,824.90
5. Step 5: Solve for x
   x = 3,082,824.90/2,000.66
6. Step 6: Final answer
   x = 1,540.91