Finding the Third Proportional to 203,744 and 454,144

Step by Step Solution

1. Step 1: Write the proportion equation
   203,744 : 454,144 = 454,144 : x
2. Step 2: Convert to fraction form
   203,744/454,144 = 454,144/x
3. Step 3: Cross multiply
   203,744x = 454,144 × 454,144
4. Step 4: Simplify right side
   203,744x = 206,246,772,736
5. Step 5: Solve for x
   x = 206,246,772,736/203,744
6. Step 6: Final answer
   x = 1,012,283.91