Finding the Third Proportional to 1,768,647 and 3,789,609

Step by Step Solution

1. Step 1: Write the proportion equation
   1,768,647 : 3,789,609 = 3,789,609 : x
2. Step 2: Convert to fraction form
   1,768,647/3,789,609 = 3,789,609/x
3. Step 3: Cross multiply
   1,768,647x = 3,789,609 × 3,789,609
4. Step 4: Simplify right side
   1,768,647x = 14,361,136,372,881
5. Step 5: Solve for x
   x = 14,361,136,372,881/1,768,647
6. Step 6: Final answer
   x = 8,119,843.23