Finding the Third Proportional to 2,912,078 and 4,408,851

Step by Step Solution

1. Step 1: Write the proportion equation
   2,912,078 : 4,408,851 = 4,408,851 : x
2. Step 2: Convert to fraction form
   2,912,078/4,408,851 = 4,408,851/x
3. Step 3: Cross multiply
   2,912,078x = 4,408,851 × 4,408,851
4. Step 4: Simplify right side
   2,912,078x = 19,437,967,140,201
5. Step 5: Solve for x
   x = 19,437,967,140,201/2,912,078
6. Step 6: Final answer
   x = 6,674,947.29