Finding the Third Proportional to 1,367,115 and 2,991,689

Step by Step Solution

1. Step 1: Write the proportion equation
   1,367,115 : 2,991,689 = 2,991,689 : x
2. Step 2: Convert to fraction form
   1,367,115/2,991,689 = 2,991,689/x
3. Step 3: Cross multiply
   1,367,115x = 2,991,689 × 2,991,689
4. Step 4: Simplify right side
   1,367,115x = 8,950,203,072,721
5. Step 5: Solve for x
   x = 8,950,203,072,721/1,367,115
6. Step 6: Final answer
   x = 6,546,781.41