Finding the Third Proportional to 59,480 and 80,742

Step by Step Solution

1. Step 1: Write the proportion equation
   59,480 : 80,742 = 80,742 : x
2. Step 2: Convert to fraction form
   59,480/80,742 = 80,742/x
3. Step 3: Cross multiply
   59,480x = 80,742 × 80,742
4. Step 4: Simplify right side
   59,480x = 6,519,270,564
5. Step 5: Solve for x
   x = 6,519,270,564/59,480
6. Step 6: Final answer
   x = 109,604.41