Finding the Third Proportional to 2,912,145 and 4,408,938

Step by Step Solution

1. Step 1: Write the proportion equation
   2,912,145 : 4,408,938 = 4,408,938 : x
2. Step 2: Convert to fraction form
   2,912,145/4,408,938 = 4,408,938/x
3. Step 3: Cross multiply
   2,912,145x = 4,408,938 × 4,408,938
4. Step 4: Simplify right side
   2,912,145x = 19,438,734,287,844
5. Step 5: Solve for x
   x = 19,438,734,287,844/2,912,145
6. Step 6: Final answer
   x = 6,675,057.14