Finding the Third Proportional to 661.50 and 1,464

Step by Step Solution

1. Step 1: Write the proportion equation
   661.50 : 1,464 = 1,464 : x
2. Step 2: Convert to fraction form
   661.50/1,464 = 1,464/x
3. Step 3: Cross multiply
   661.50x = 1,464 × 1,464
4. Step 4: Simplify right side
   661.50x = 2,143,296
5. Step 5: Solve for x
   x = 2,143,296/661.50
6. Step 6: Final answer
   x = 3,240.05