Finding the Third Proportional to 9,744 and 21,345

Step by Step Solution

1. Step 1: Write the proportion equation
   9,744 : 21,345 = 21,345 : x
2. Step 2: Convert to fraction form
   9,744/21,345 = 21,345/x
3. Step 3: Cross multiply
   9,744x = 21,345 × 21,345
4. Step 4: Simplify right side
   9,744x = 455,609,025
5. Step 5: Solve for x
   x = 455,609,025/9,744
6. Step 6: Final answer
   x = 46,757.90