Finding the Third Proportional to 11,231 and 17,315

Step by Step Solution

1. Step 1: Write the proportion equation
   11,231 : 17,315 = 17,315 : x
2. Step 2: Convert to fraction form
   11,231/17,315 = 17,315/x
3. Step 3: Cross multiply
   11,231x = 17,315 × 17,315
4. Step 4: Simplify right side
   11,231x = 299,809,225
5. Step 5: Solve for x
   x = 299,809,225/11,231
6. Step 6: Final answer
   x = 26,694.79