Finding the Third Proportional to 144,524 and 222,422

Step by Step Solution

1. Step 1: Write the proportion equation
   144,524 : 222,422 = 222,422 : x
2. Step 2: Convert to fraction form
   144,524/222,422 = 222,422/x
3. Step 3: Cross multiply
   144,524x = 222,422 × 222,422
4. Step 4: Simplify right side
   144,524x = 49,471,546,084
5. Step 5: Solve for x
   x = 49,471,546,084/144,524
6. Step 6: Final answer
   x = 342,306.79