Finding the Third Proportional to 8,477 and 12,761

Step by Step Solution

1. Step 1: Write the proportion equation
   8,477 : 12,761 = 12,761 : x
2. Step 2: Convert to fraction form
   8,477/12,761 = 12,761/x
3. Step 3: Cross multiply
   8,477x = 12,761 × 12,761
4. Step 4: Simplify right side
   8,477x = 162,843,121
5. Step 5: Solve for x
   x = 162,843,121/8,477
6. Step 6: Final answer
   x = 19,209.99