Finding the Third Proportional to 80,630 and 175,108

Step by Step Solution

1. Step 1: Write the proportion equation
   80,630 : 175,108 = 175,108 : x
2. Step 2: Convert to fraction form
   80,630/175,108 = 175,108/x
3. Step 3: Cross multiply
   80,630x = 175,108 × 175,108
4. Step 4: Simplify right side
   80,630x = 30,662,811,664
5. Step 5: Solve for x
   x = 30,662,811,664/80,630
6. Step 6: Final answer
   x = 380,290.36