Finding the Third Proportional to 1,557,612 and 3,380,944

Step by Step Solution

1. Step 1: Write the proportion equation
   1,557,612 : 3,380,944 = 3,380,944 : x
2. Step 2: Convert to fraction form
   1,557,612/3,380,944 = 3,380,944/x
3. Step 3: Cross multiply
   1,557,612x = 3,380,944 × 3,380,944
4. Step 4: Simplify right side
   1,557,612x = 11,430,782,331,136
5. Step 5: Solve for x
   x = 11,430,782,331,136/1,557,612
6. Step 6: Final answer
   x = 7,338,658.36