Finding the Third Proportional to 65,448 and 143,325

Step by Step Solution

1. Step 1: Write the proportion equation
   65,448 : 143,325 = 143,325 : x
2. Step 2: Convert to fraction form
   65,448/143,325 = 143,325/x
3. Step 3: Cross multiply
   65,448x = 143,325 × 143,325
4. Step 4: Simplify right side
   65,448x = 20,542,055,625
5. Step 5: Solve for x
   x = 20,542,055,625/65,448
6. Step 6: Final answer
   x = 313,868.35