Finding the Third Proportional to 10,270 and 10,918

Step by Step Solution

1. Step 1: Write the proportion equation
   10,270 : 10,918 = 10,918 : x
2. Step 2: Convert to fraction form
   10,270/10,918 = 10,918/x
3. Step 3: Cross multiply
   10,270x = 10,918 × 10,918
4. Step 4: Simplify right side
   10,270x = 119,202,724
5. Step 5: Solve for x
   x = 119,202,724/10,270
6. Step 6: Final answer
   x = 11,606.89