Finding the Third Proportional to 10,571 and 14,911

Step by Step Solution

1. Step 1: Write the proportion equation
   10,571 : 14,911 = 14,911 : x
2. Step 2: Convert to fraction form
   10,571/14,911 = 14,911/x
3. Step 3: Cross multiply
   10,571x = 14,911 × 14,911
4. Step 4: Simplify right side
   10,571x = 222,337,921
5. Step 5: Solve for x
   x = 222,337,921/10,571
6. Step 6: Final answer
   x = 21,032.82