Finding the Third Proportional to 10,388 and 16,710

Step by Step Solution

1. Step 1: Write the proportion equation
   10,388 : 16,710 = 16,710 : x
2. Step 2: Convert to fraction form
   10,388/16,710 = 16,710/x
3. Step 3: Cross multiply
   10,388x = 16,710 × 16,710
4. Step 4: Simplify right side
   10,388x = 279,224,100
5. Step 5: Solve for x
   x = 279,224,100/10,388
6. Step 6: Final answer
   x = 26,879.49