Finding the Third Proportional to 1,054,636 and 2,258,728

Step by Step Solution

1. Step 1: Write the proportion equation
   1,054,636 : 2,258,728 = 2,258,728 : x
2. Step 2: Convert to fraction form
   1,054,636/2,258,728 = 2,258,728/x
3. Step 3: Cross multiply
   1,054,636x = 2,258,728 × 2,258,728
4. Step 4: Simplify right side
   1,054,636x = 5,101,852,177,984
5. Step 5: Solve for x
   x = 5,101,852,177,984/1,054,636
6. Step 6: Final answer
   x = 4,837,547.91