Finding the Third Proportional to 9,469 and 13,243

Step by Step Solution

1. Step 1: Write the proportion equation
   9,469 : 13,243 = 13,243 : x
2. Step 2: Convert to fraction form
   9,469/13,243 = 13,243/x
3. Step 3: Cross multiply
   9,469x = 13,243 × 13,243
4. Step 4: Simplify right side
   9,469x = 175,377,049
5. Step 5: Solve for x
   x = 175,377,049/9,469
6. Step 6: Final answer
   x = 18,521.18