Finding the Third Proportional to 1,556,622 and 3,408,488

Step by Step Solution

1. Step 1: Write the proportion equation
   1,556,622 : 3,408,488 = 3,408,488 : x
2. Step 2: Convert to fraction form
   1,556,622/3,408,488 = 3,408,488/x
3. Step 3: Cross multiply
   1,556,622x = 3,408,488 × 3,408,488
4. Step 4: Simplify right side
   1,556,622x = 11,617,790,446,144
5. Step 5: Solve for x
   x = 11,617,790,446,144/1,556,622
6. Step 6: Final answer
   x = 7,463,462.84