Finding the Third Proportional to 1,550,605 and 3,285,328

Step by Step Solution

1. Step 1: Write the proportion equation
   1,550,605 : 3,285,328 = 3,285,328 : x
2. Step 2: Convert to fraction form
   1,550,605/3,285,328 = 3,285,328/x
3. Step 3: Cross multiply
   1,550,605x = 3,285,328 × 3,285,328
4. Step 4: Simplify right side
   1,550,605x = 10,793,380,067,584
5. Step 5: Solve for x
   x = 10,793,380,067,584/1,550,605
6. Step 6: Final answer
   x = 6,960,754.07