Finding the Third Proportional to 2,106 and 3,996

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106 : 3,996 = 3,996 : x
2. Step 2: Convert to fraction form
   2,106/3,996 = 3,996/x
3. Step 3: Cross multiply
   2,106x = 3,996 × 3,996
4. Step 4: Simplify right side
   2,106x = 15,968,016
5. Step 5: Solve for x
   x = 15,968,016/2,106
6. Step 6: Final answer
   x = 7,582.15