Finding the Third Proportional to 1,367,057 and 2,991,451

Step by Step Solution

1. Step 1: Write the proportion equation
   1,367,057 : 2,991,451 = 2,991,451 : x
2. Step 2: Convert to fraction form
   1,367,057/2,991,451 = 2,991,451/x
3. Step 3: Cross multiply
   1,367,057x = 2,991,451 × 2,991,451
4. Step 4: Simplify right side
   1,367,057x = 8,948,779,085,401
5. Step 5: Solve for x
   x = 8,948,779,085,401/1,367,057
6. Step 6: Final answer
   x = 6,546,017.53