Finding the Third Proportional to 2,162 and 3,424

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162 : 3,424 = 3,424 : x
2. Step 2: Convert to fraction form
   2,162/3,424 = 3,424/x
3. Step 3: Cross multiply
   2,162x = 3,424 × 3,424
4. Step 4: Simplify right side
   2,162x = 11,723,776
5. Step 5: Solve for x
   x = 11,723,776/2,162
6. Step 6: Final answer
   x = 5,422.65