Finding the Third Proportional to 2,910,890 and 4,425,087

Step by Step Solution

1. Step 1: Write the proportion equation
   2,910,890 : 4,425,087 = 4,425,087 : x
2. Step 2: Convert to fraction form
   2,910,890/4,425,087 = 4,425,087/x
3. Step 3: Cross multiply
   2,910,890x = 4,425,087 × 4,425,087
4. Step 4: Simplify right side
   2,910,890x = 19,581,394,957,569
5. Step 5: Solve for x
   x = 19,581,394,957,569/2,910,890
6. Step 6: Final answer
   x = 6,726,944.32