Finding the Third Proportional to 673.88 and 1,470.38

Step by Step Solution

1. Step 1: Write the proportion equation
   673.88 : 1,470.38 = 1,470.38 : x
2. Step 2: Convert to fraction form
   673.88/1,470.38 = 1,470.38/x
3. Step 3: Cross multiply
   673.88x = 1,470.38 × 1,470.38
4. Step 4: Simplify right side
   673.88x = 2,162,002.64
5. Step 5: Solve for x
   x = 2,162,002.64/673.88
6. Step 6: Final answer
   x = 3,208.31