Finding the Third Proportional to 1,558,676 and 3,239,806

Step by Step Solution

1. Step 1: Write the proportion equation
   1,558,676 : 3,239,806 = 3,239,806 : x
2. Step 2: Convert to fraction form
   1,558,676/3,239,806 = 3,239,806/x
3. Step 3: Cross multiply
   1,558,676x = 3,239,806 × 3,239,806
4. Step 4: Simplify right side
   1,558,676x = 10,496,342,917,636
5. Step 5: Solve for x
   x = 10,496,342,917,636/1,558,676
6. Step 6: Final answer
   x = 6,734,140.33