Finding the Third Proportional to 8,718 and 10,494

Step by Step Solution

1. Step 1: Write the proportion equation
   8,718 : 10,494 = 10,494 : x
2. Step 2: Convert to fraction form
   8,718/10,494 = 10,494/x
3. Step 3: Cross multiply
   8,718x = 10,494 × 10,494
4. Step 4: Simplify right side
   8,718x = 110,124,036
5. Step 5: Solve for x
   x = 110,124,036/8,718
6. Step 6: Final answer
   x = 12,631.80