Finding the Third Proportional to 65,984 and 143,876

Step by Step Solution

1. Step 1: Write the proportion equation
   65,984 : 143,876 = 143,876 : x
2. Step 2: Convert to fraction form
   65,984/143,876 = 143,876/x
3. Step 3: Cross multiply
   65,984x = 143,876 × 143,876
4. Step 4: Simplify right side
   65,984x = 20,700,303,376
5. Step 5: Solve for x
   x = 20,700,303,376/65,984
6. Step 6: Final answer
   x = 313,717.01