Finding the Third Proportional to 1,282,394 and 2,001,228

Step by Step Solution

1. Step 1: Write the proportion equation
   1,282,394 : 2,001,228 = 2,001,228 : x
2. Step 2: Convert to fraction form
   1,282,394/2,001,228 = 2,001,228/x
3. Step 3: Cross multiply
   1,282,394x = 2,001,228 × 2,001,228
4. Step 4: Simplify right side
   1,282,394x = 4,004,913,507,984
5. Step 5: Solve for x
   x = 4,004,913,507,984/1,282,394
6. Step 6: Final answer
   x = 3,122,997.70