Finding the Third Proportional to 10,067 and 21,815

Step by Step Solution

1. Step 1: Write the proportion equation
   10,067 : 21,815 = 21,815 : x
2. Step 2: Convert to fraction form
   10,067/21,815 = 21,815/x
3. Step 3: Cross multiply
   10,067x = 21,815 × 21,815
4. Step 4: Simplify right side
   10,067x = 475,894,225
5. Step 5: Solve for x
   x = 475,894,225/10,067
6. Step 6: Final answer
   x = 47,272.70