Finding the Third Proportional to 80,770 and 188,665

Step by Step Solution

1. Step 1: Write the proportion equation
   80,770 : 188,665 = 188,665 : x
2. Step 2: Convert to fraction form
   80,770/188,665 = 188,665/x
3. Step 3: Cross multiply
   80,770x = 188,665 × 188,665
4. Step 4: Simplify right side
   80,770x = 35,594,482,225
5. Step 5: Solve for x
   x = 35,594,482,225/80,770
6. Step 6: Final answer
   x = 440,689.39