Finding the Fourth Proportional to 2,016.80, 3,024.27 and 718.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.80 : 3,024.27 = 718.29 : x
2. Step 2: Convert to fraction form
   2,016.80/3,024.27 = 718.29/x
3. Step 3: Cross multiply
   2,016.80x = 3,024.27 × 718.29
4. Step 4: Simplify right side
   2,016.80x = 2,172,302.90
5. Step 5: Solve for x
   x = 2,172,302.90/2,016.80
6. Step 6: Final answer
   x = 1,077.11