Finding the Third Proportional to 65,744 and 143,995

Step by Step Solution

1. Step 1: Write the proportion equation
   65,744 : 143,995 = 143,995 : x
2. Step 2: Convert to fraction form
   65,744/143,995 = 143,995/x
3. Step 3: Cross multiply
   65,744x = 143,995 × 143,995
4. Step 4: Simplify right side
   65,744x = 20,734,560,025
5. Step 5: Solve for x
   x = 20,734,560,025/65,744
6. Step 6: Final answer
   x = 315,383.31