Finding the Third Proportional to 9,449 and 20,716

Step by Step Solution

1. Step 1: Write the proportion equation
   9,449 : 20,716 = 20,716 : x
2. Step 2: Convert to fraction form
   9,449/20,716 = 20,716/x
3. Step 3: Cross multiply
   9,449x = 20,716 × 20,716
4. Step 4: Simplify right side
   9,449x = 429,152,656
5. Step 5: Solve for x
   x = 429,152,656/9,449
6. Step 6: Final answer
   x = 45,417.79