Finding the Third Proportional to 50,616 and 80,451

Step by Step Solution

1. Step 1: Write the proportion equation
   50,616 : 80,451 = 80,451 : x
2. Step 2: Convert to fraction form
   50,616/80,451 = 80,451/x
3. Step 3: Cross multiply
   50,616x = 80,451 × 80,451
4. Step 4: Simplify right side
   50,616x = 6,472,363,401
5. Step 5: Solve for x
   x = 6,472,363,401/50,616
6. Step 6: Final answer
   x = 127,871.89