Finding the Third Proportional to 1,441,916 and 3,111,809

Step by Step Solution

1. Step 1: Write the proportion equation
   1,441,916 : 3,111,809 = 3,111,809 : x
2. Step 2: Convert to fraction form
   1,441,916/3,111,809 = 3,111,809/x
3. Step 3: Cross multiply
   1,441,916x = 3,111,809 × 3,111,809
4. Step 4: Simplify right side
   1,441,916x = 9,683,355,252,481
5. Step 5: Solve for x
   x = 9,683,355,252,481/1,441,916
6. Step 6: Final answer
   x = 6,715,616.76