Finding the Third Proportional to 1,556,385 and 3,408,015

Step by Step Solution

1. Step 1: Write the proportion equation
   1,556,385 : 3,408,015 = 3,408,015 : x
2. Step 2: Convert to fraction form
   1,556,385/3,408,015 = 3,408,015/x
3. Step 3: Cross multiply
   1,556,385x = 3,408,015 × 3,408,015
4. Step 4: Simplify right side
   1,556,385x = 11,614,566,240,225
5. Step 5: Solve for x
   x = 11,614,566,240,225/1,556,385
6. Step 6: Final answer
   x = 7,462,527.74