Finding the Third Proportional to 59,630 and 80,697

Step by Step Solution

1. Step 1: Write the proportion equation
   59,630 : 80,697 = 80,697 : x
2. Step 2: Convert to fraction form
   59,630/80,697 = 80,697/x
3. Step 3: Cross multiply
   59,630x = 80,697 × 80,697
4. Step 4: Simplify right side
   59,630x = 6,512,005,809
5. Step 5: Solve for x
   x = 6,512,005,809/59,630
6. Step 6: Final answer
   x = 109,206.87