Finding the Third Proportional to 979,857 and 2,099,682

Step by Step Solution

1. Step 1: Write the proportion equation
   979,857 : 2,099,682 = 2,099,682 : x
2. Step 2: Convert to fraction form
   979,857/2,099,682 = 2,099,682/x
3. Step 3: Cross multiply
   979,857x = 2,099,682 × 2,099,682
4. Step 4: Simplify right side
   979,857x = 4,408,664,501,124
5. Step 5: Solve for x
   x = 4,408,664,501,124/979,857
6. Step 6: Final answer
   x = 4,499,293.78