Finding the Third Proportional to 9,676 and 21,112

Step by Step Solution

1. Step 1: Write the proportion equation
   9,676 : 21,112 = 21,112 : x
2. Step 2: Convert to fraction form
   9,676/21,112 = 21,112/x
3. Step 3: Cross multiply
   9,676x = 21,112 × 21,112
4. Step 4: Simplify right side
   9,676x = 445,716,544
5. Step 5: Solve for x
   x = 445,716,544/9,676
6. Step 6: Final answer
   x = 46,064.13