Finding the Third Proportional to 10,918 and 17,227

Step by Step Solution

1. Step 1: Write the proportion equation
   10,918 : 17,227 = 17,227 : x
2. Step 2: Convert to fraction form
   10,918/17,227 = 17,227/x
3. Step 3: Cross multiply
   10,918x = 17,227 × 17,227
4. Step 4: Simplify right side
   10,918x = 296,769,529
5. Step 5: Solve for x
   x = 296,769,529/10,918
6. Step 6: Final answer
   x = 27,181.68