Finding the Third Proportional to 1,556,412 and 3,408,078

Step by Step Solution

1. Step 1: Write the proportion equation
   1,556,412 : 3,408,078 = 3,408,078 : x
2. Step 2: Convert to fraction form
   1,556,412/3,408,078 = 3,408,078/x
3. Step 3: Cross multiply
   1,556,412x = 3,408,078 × 3,408,078
4. Step 4: Simplify right side
   1,556,412x = 11,614,995,654,084
5. Step 5: Solve for x
   x = 11,614,995,654,084/1,556,412
6. Step 6: Final answer
   x = 7,462,674.19