Finding the Third Proportional to 50,734 and 80,799

Step by Step Solution

1. Step 1: Write the proportion equation
   50,734 : 80,799 = 80,799 : x
2. Step 2: Convert to fraction form
   50,734/80,799 = 80,799/x
3. Step 3: Cross multiply
   50,734x = 80,799 × 80,799
4. Step 4: Simplify right side
   50,734x = 6,528,478,401
5. Step 5: Solve for x
   x = 6,528,478,401/50,734
6. Step 6: Final answer
   x = 128,680.54