Finding the Third Proportional to 2,170 and 3,150

Step by Step Solution

1. Step 1: Write the proportion equation
   2,170 : 3,150 = 3,150 : x
2. Step 2: Convert to fraction form
   2,170/3,150 = 3,150/x
3. Step 3: Cross multiply
   2,170x = 3,150 × 3,150
4. Step 4: Simplify right side
   2,170x = 9,922,500
5. Step 5: Solve for x
   x = 9,922,500/2,170
6. Step 6: Final answer
   x = 4,572.58