Finding the Third Proportional to 1,619,676 and 3,544,407

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619,676 : 3,544,407 = 3,544,407 : x
2. Step 2: Convert to fraction form
   1,619,676/3,544,407 = 3,544,407/x
3. Step 3: Cross multiply
   1,619,676x = 3,544,407 × 3,544,407
4. Step 4: Simplify right side
   1,619,676x = 12,562,820,981,649
5. Step 5: Solve for x
   x = 12,562,820,981,649/1,619,676
6. Step 6: Final answer
   x = 7,756,379.04