Finding the Third Proportional to 1,556,518 and 3,408,276

Step by Step Solution

1. Step 1: Write the proportion equation
   1,556,518 : 3,408,276 = 3,408,276 : x
2. Step 2: Convert to fraction form
   1,556,518/3,408,276 = 3,408,276/x
3. Step 3: Cross multiply
   1,556,518x = 3,408,276 × 3,408,276
4. Step 4: Simplify right side
   1,556,518x = 11,616,345,292,176
5. Step 5: Solve for x
   x = 11,616,345,292,176/1,556,518
6. Step 6: Final answer
   x = 7,463,033.06