Finding the Third Proportional to 9,722.50 and 21,227

Step by Step Solution

1. Step 1: Write the proportion equation
   9,722.50 : 21,227 = 21,227 : x
2. Step 2: Convert to fraction form
   9,722.50/21,227 = 21,227/x
3. Step 3: Cross multiply
   9,722.50x = 21,227 × 21,227
4. Step 4: Simplify right side
   9,722.50x = 450,585,529
5. Step 5: Solve for x
   x = 450,585,529/9,722.50
6. Step 6: Final answer
   x = 46,344.62