Finding the Third Proportional to 1,275,999 and 2,783,820

Step by Step Solution

1. Step 1: Write the proportion equation
   1,275,999 : 2,783,820 = 2,783,820 : x
2. Step 2: Convert to fraction form
   1,275,999/2,783,820 = 2,783,820/x
3. Step 3: Cross multiply
   1,275,999x = 2,783,820 × 2,783,820
4. Step 4: Simplify right side
   1,275,999x = 7,749,653,792,400
5. Step 5: Solve for x
   x = 7,749,653,792,400/1,275,999
6. Step 6: Final answer
   x = 6,073,401.15