Finding the Third Proportional to 1,054,426 and 2,183,616

Step by Step Solution

1. Step 1: Write the proportion equation
   1,054,426 : 2,183,616 = 2,183,616 : x
2. Step 2: Convert to fraction form
   1,054,426/2,183,616 = 2,183,616/x
3. Step 3: Cross multiply
   1,054,426x = 2,183,616 × 2,183,616
4. Step 4: Simplify right side
   1,054,426x = 4,768,178,835,456
5. Step 5: Solve for x
   x = 4,768,178,835,456/1,054,426
6. Step 6: Final answer
   x = 4,522,061.14