Finding the Fourth Proportional to 2,182.10, 3,271.01 and 720.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.10 : 3,271.01 = 720.27 : x
2. Step 2: Convert to fraction form
   2,182.10/3,271.01 = 720.27/x
3. Step 3: Cross multiply
   2,182.10x = 3,271.01 × 720.27
4. Step 4: Simplify right side
   2,182.10x = 2,356,006.77
5. Step 5: Solve for x
   x = 2,356,006.77/2,182.10
6. Step 6: Final answer
   x = 1,079.70