Finding the Third Proportional to 1,548,640 and 3,396,413

Step by Step Solution

1. Step 1: Write the proportion equation
   1,548,640 : 3,396,413 = 3,396,413 : x
2. Step 2: Convert to fraction form
   1,548,640/3,396,413 = 3,396,413/x
3. Step 3: Cross multiply
   1,548,640x = 3,396,413 × 3,396,413
4. Step 4: Simplify right side
   1,548,640x = 11,535,621,266,569
5. Step 5: Solve for x
   x = 11,535,621,266,569/1,548,640
6. Step 6: Final answer
   x = 7,448,872.09