Finding the Third Proportional to 8,782 and 13,466

Step by Step Solution

1. Step 1: Write the proportion equation
   8,782 : 13,466 = 13,466 : x
2. Step 2: Convert to fraction form
   8,782/13,466 = 13,466/x
3. Step 3: Cross multiply
   8,782x = 13,466 × 13,466
4. Step 4: Simplify right side
   8,782x = 181,333,156
5. Step 5: Solve for x
   x = 181,333,156/8,782
6. Step 6: Final answer
   x = 20,648.28