Finding the Third Proportional to 660.94 and 1,465.31

Step by Step Solution

1. Step 1: Write the proportion equation
   660.94 : 1,465.31 = 1,465.31 : x
2. Step 2: Convert to fraction form
   660.94/1,465.31 = 1,465.31/x
3. Step 3: Cross multiply
   660.94x = 1,465.31 × 1,465.31
4. Step 4: Simplify right side
   660.94x = 2,147,140.72
5. Step 5: Solve for x
   x = 2,147,140.72/660.94
6. Step 6: Final answer
   x = 3,248.63