Finding the Third Proportional to 859,644 and 1,846,147

Step by Step Solution

1. Step 1: Write the proportion equation
   859,644 : 1,846,147 = 1,846,147 : x
2. Step 2: Convert to fraction form
   859,644/1,846,147 = 1,846,147/x
3. Step 3: Cross multiply
   859,644x = 1,846,147 × 1,846,147
4. Step 4: Simplify right side
   859,644x = 3,408,258,745,609
5. Step 5: Solve for x
   x = 3,408,258,745,609/859,644
6. Step 6: Final answer
   x = 3,964,732.78