Finding the Third Proportional to 1,521,476 and 3,212,717

Step by Step Solution

1. Step 1: Write the proportion equation
   1,521,476 : 3,212,717 = 3,212,717 : x
2. Step 2: Convert to fraction form
   1,521,476/3,212,717 = 3,212,717/x
3. Step 3: Cross multiply
   1,521,476x = 3,212,717 × 3,212,717
4. Step 4: Simplify right side
   1,521,476x = 10,321,550,522,089
5. Step 5: Solve for x
   x = 10,321,550,522,089/1,521,476
6. Step 6: Final answer
   x = 6,783,906.23