Finding the Third Proportional to 1,619,555 and 3,544,198

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619,555 : 3,544,198 = 3,544,198 : x
2. Step 2: Convert to fraction form
   1,619,555/3,544,198 = 3,544,198/x
3. Step 3: Cross multiply
   1,619,555x = 3,544,198 × 3,544,198
4. Step 4: Simplify right side
   1,619,555x = 12,561,339,463,204
5. Step 5: Solve for x
   x = 12,561,339,463,204/1,619,555
6. Step 6: Final answer
   x = 7,756,043.77