Finding the Third Proportional to 8,759 and 10,379

Step by Step Solution

1. Step 1: Write the proportion equation
   8,759 : 10,379 = 10,379 : x
2. Step 2: Convert to fraction form
   8,759/10,379 = 10,379/x
3. Step 3: Cross multiply
   8,759x = 10,379 × 10,379
4. Step 4: Simplify right side
   8,759x = 107,723,641
5. Step 5: Solve for x
   x = 107,723,641/8,759
6. Step 6: Final answer
   x = 12,298.62