Finding the Third Proportional to 662.50 and 1,451

Step by Step Solution

1. Step 1: Write the proportion equation
   662.50 : 1,451 = 1,451 : x
2. Step 2: Convert to fraction form
   662.50/1,451 = 1,451/x
3. Step 3: Cross multiply
   662.50x = 1,451 × 1,451
4. Step 4: Simplify right side
   662.50x = 2,105,401
5. Step 5: Solve for x
   x = 2,105,401/662.50
6. Step 6: Final answer
   x = 3,177.96