Finding the Third Proportional to 7,008 and 10,686

Step by Step Solution

1. Step 1: Write the proportion equation
   7,008 : 10,686 = 10,686 : x
2. Step 2: Convert to fraction form
   7,008/10,686 = 10,686/x
3. Step 3: Cross multiply
   7,008x = 10,686 × 10,686
4. Step 4: Simplify right side
   7,008x = 114,190,596
5. Step 5: Solve for x
   x = 114,190,596/7,008
6. Step 6: Final answer
   x = 16,294.32