Finding the Third Proportional to 21,821 and 33,366

Step by Step Solution

1. Step 1: Write the proportion equation
   21,821 : 33,366 = 33,366 : x
2. Step 2: Convert to fraction form
   21,821/33,366 = 33,366/x
3. Step 3: Cross multiply
   21,821x = 33,366 × 33,366
4. Step 4: Simplify right side
   21,821x = 1,113,289,956
5. Step 5: Solve for x
   x = 1,113,289,956/21,821
6. Step 6: Final answer
   x = 51,019.20