Finding the Third Proportional to 192,168 and 308,766

Step by Step Solution

1. Step 1: Write the proportion equation
   192,168 : 308,766 = 308,766 : x
2. Step 2: Convert to fraction form
   192,168/308,766 = 308,766/x
3. Step 3: Cross multiply
   192,168x = 308,766 × 308,766
4. Step 4: Simplify right side
   192,168x = 95,336,442,756
5. Step 5: Solve for x
   x = 95,336,442,756/192,168
6. Step 6: Final answer
   x = 496,109.88