Finding the Third Proportional to 4,929 and 10,269

Step by Step Solution

1. Step 1: Write the proportion equation
   4,929 : 10,269 = 10,269 : x
2. Step 2: Convert to fraction form
   4,929/10,269 = 10,269/x
3. Step 3: Cross multiply
   4,929x = 10,269 × 10,269
4. Step 4: Simplify right side
   4,929x = 105,452,361
5. Step 5: Solve for x
   x = 105,452,361/4,929
6. Step 6: Final answer
   x = 21,394.27