Finding the Third Proportional to 662.55 and 1,456.10

Step by Step Solution

1. Step 1: Write the proportion equation
   662.55 : 1,456.10 = 1,456.10 : x
2. Step 2: Convert to fraction form
   662.55/1,456.10 = 1,456.10/x
3. Step 3: Cross multiply
   662.55x = 1,456.10 × 1,456.10
4. Step 4: Simplify right side
   662.55x = 2,120,231.76
5. Step 5: Solve for x
   x = 2,120,231.76/662.55
6. Step 6: Final answer
   x = 3,200.09