Finding the Third Proportional to 2,146 and 3,180

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146 : 3,180 = 3,180 : x
2. Step 2: Convert to fraction form
   2,146/3,180 = 3,180/x
3. Step 3: Cross multiply
   2,146x = 3,180 × 3,180
4. Step 4: Simplify right side
   2,146x = 10,112,400
5. Step 5: Solve for x
   x = 10,112,400/2,146
6. Step 6: Final answer
   x = 4,712.21