Finding the Third Proportional to 1,286,871 and 2,827,542

Step by Step Solution

1. Step 1: Write the proportion equation
   1,286,871 : 2,827,542 = 2,827,542 : x
2. Step 2: Convert to fraction form
   1,286,871/2,827,542 = 2,827,542/x
3. Step 3: Cross multiply
   1,286,871x = 2,827,542 × 2,827,542
4. Step 4: Simplify right side
   1,286,871x = 7,994,993,761,764
5. Step 5: Solve for x
   x = 7,994,993,761,764/1,286,871
6. Step 6: Final answer
   x = 6,212,739.09