Finding the Third Proportional to 123,718 and 192,045

Step by Step Solution

1. Step 1: Write the proportion equation
   123,718 : 192,045 = 192,045 : x
2. Step 2: Convert to fraction form
   123,718/192,045 = 192,045/x
3. Step 3: Cross multiply
   123,718x = 192,045 × 192,045
4. Step 4: Simplify right side
   123,718x = 36,881,282,025
5. Step 5: Solve for x
   x = 36,881,282,025/123,718
6. Step 6: Final answer
   x = 298,107.65