Finding the Third Proportional to 1,647,137 and 3,556,714

Step by Step Solution

1. Step 1: Write the proportion equation
   1,647,137 : 3,556,714 = 3,556,714 : x
2. Step 2: Convert to fraction form
   1,647,137/3,556,714 = 3,556,714/x
3. Step 3: Cross multiply
   1,647,137x = 3,556,714 × 3,556,714
4. Step 4: Simplify right side
   1,647,137x = 12,650,214,477,796
5. Step 5: Solve for x
   x = 12,650,214,477,796/1,647,137
6. Step 6: Final answer
   x = 7,680,122.83