Finding the Third Proportional to 1,420,731 and 3,043,638

Step by Step Solution

1. Step 1: Write the proportion equation
   1,420,731 : 3,043,638 = 3,043,638 : x
2. Step 2: Convert to fraction form
   1,420,731/3,043,638 = 3,043,638/x
3. Step 3: Cross multiply
   1,420,731x = 3,043,638 × 3,043,638
4. Step 4: Simplify right side
   1,420,731x = 9,263,732,275,044
5. Step 5: Solve for x
   x = 9,263,732,275,044/1,420,731
6. Step 6: Final answer
   x = 6,520,398.50