Finding the Third Proportional to 2,009,721 and 2,872,493

Step by Step Solution

1. Step 1: Write the proportion equation
   2,009,721 : 2,872,493 = 2,872,493 : x
2. Step 2: Convert to fraction form
   2,009,721/2,872,493 = 2,872,493/x
3. Step 3: Cross multiply
   2,009,721x = 2,872,493 × 2,872,493
4. Step 4: Simplify right side
   2,009,721x = 8,251,216,035,049
5. Step 5: Solve for x
   x = 8,251,216,035,049/2,009,721
6. Step 6: Final answer
   x = 4,105,652.49