Finding the Third Proportional to 90,792 and 192,544

Step by Step Solution

1. Step 1: Write the proportion equation
   90,792 : 192,544 = 192,544 : x
2. Step 2: Convert to fraction form
   90,792/192,544 = 192,544/x
3. Step 3: Cross multiply
   90,792x = 192,544 × 192,544
4. Step 4: Simplify right side
   90,792x = 37,073,191,936
5. Step 5: Solve for x
   x = 37,073,191,936/90,792
6. Step 6: Final answer
   x = 408,331.04