Finding the Third Proportional to 456,394 and 1,017,728

Step by Step Solution

1. Step 1: Write the proportion equation
   456,394 : 1,017,728 = 1,017,728 : x
2. Step 2: Convert to fraction form
   456,394/1,017,728 = 1,017,728/x
3. Step 3: Cross multiply
   456,394x = 1,017,728 × 1,017,728
4. Step 4: Simplify right side
   456,394x = 1,035,770,281,984
5. Step 5: Solve for x
   x = 1,035,770,281,984/456,394
6. Step 6: Final answer
   x = 2,269,465.16