Finding the Third Proportional to 1,648,198 and 3,422,716

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,198 : 3,422,716 = 3,422,716 : x
2. Step 2: Convert to fraction form
   1,648,198/3,422,716 = 3,422,716/x
3. Step 3: Cross multiply
   1,648,198x = 3,422,716 × 3,422,716
4. Step 4: Simplify right side
   1,648,198x = 11,714,984,816,656
5. Step 5: Solve for x
   x = 11,714,984,816,656/1,648,198
6. Step 6: Final answer
   x = 7,107,753.33