Finding the Third Proportional to 1,419,515 and 3,078,613

Step by Step Solution

1. Step 1: Write the proportion equation
   1,419,515 : 3,078,613 = 3,078,613 : x
2. Step 2: Convert to fraction form
   1,419,515/3,078,613 = 3,078,613/x
3. Step 3: Cross multiply
   1,419,515x = 3,078,613 × 3,078,613
4. Step 4: Simplify right side
   1,419,515x = 9,477,858,003,769
5. Step 5: Solve for x
   x = 9,477,858,003,769/1,419,515
6. Step 6: Final answer
   x = 6,676,828.36