Finding the Third Proportional to 348.89 and 758.32

Step by Step Solution

1. Step 1: Write the proportion equation
   348.89 : 758.32 = 758.32 : x
2. Step 2: Convert to fraction form
   348.89/758.32 = 758.32/x
3. Step 3: Cross multiply
   348.89x = 758.32 × 758.32
4. Step 4: Simplify right side
   348.89x = 575,049.70
5. Step 5: Solve for x
   x = 575,049.70/348.89
6. Step 6: Final answer
   x = 1,648.22