Finding the Third Proportional to 65,734 and 143,907

Step by Step Solution

1. Step 1: Write the proportion equation
   65,734 : 143,907 = 143,907 : x
2. Step 2: Convert to fraction form
   65,734/143,907 = 143,907/x
3. Step 3: Cross multiply
   65,734x = 143,907 × 143,907
4. Step 4: Simplify right side
   65,734x = 20,709,224,649
5. Step 5: Solve for x
   x = 20,709,224,649/65,734
6. Step 6: Final answer
   x = 315,045.86