Finding the Third Proportional to 65,325 and 143,100

Step by Step Solution

1. Step 1: Write the proportion equation
   65,325 : 143,100 = 143,100 : x
2. Step 2: Convert to fraction form
   65,325/143,100 = 143,100/x
3. Step 3: Cross multiply
   65,325x = 143,100 × 143,100
4. Step 4: Simplify right side
   65,325x = 20,477,610,000
5. Step 5: Solve for x
   x = 20,477,610,000/65,325
6. Step 6: Final answer
   x = 313,472.79