Finding the Third Proportional to 2,873,861 and 4,789,563

Step by Step Solution

1. Step 1: Write the proportion equation
   2,873,861 : 4,789,563 = 4,789,563 : x
2. Step 2: Convert to fraction form
   2,873,861/4,789,563 = 4,789,563/x
3. Step 3: Cross multiply
   2,873,861x = 4,789,563 × 4,789,563
4. Step 4: Simplify right side
   2,873,861x = 22,939,913,730,969
5. Step 5: Solve for x
   x = 22,939,913,730,969/2,873,861
6. Step 6: Final answer
   x = 7,982,262.79