Finding the Third Proportional to 1,578,812 and 3,410,180

Step by Step Solution

1. Step 1: Write the proportion equation
   1,578,812 : 3,410,180 = 3,410,180 : x
2. Step 2: Convert to fraction form
   1,578,812/3,410,180 = 3,410,180/x
3. Step 3: Cross multiply
   1,578,812x = 3,410,180 × 3,410,180
4. Step 4: Simplify right side
   1,578,812x = 11,629,327,632,400
5. Step 5: Solve for x
   x = 11,629,327,632,400/1,578,812
6. Step 6: Final answer
   x = 7,365,872.33