Finding the Third Proportional to 65,244 and 143,976

Step by Step Solution

1. Step 1: Write the proportion equation
   65,244 : 143,976 = 143,976 : x
2. Step 2: Convert to fraction form
   65,244/143,976 = 143,976/x
3. Step 3: Cross multiply
   65,244x = 143,976 × 143,976
4. Step 4: Simplify right side
   65,244x = 20,729,088,576
5. Step 5: Solve for x
   x = 20,729,088,576/65,244
6. Step 6: Final answer
   x = 317,716.40