Finding the Third Proportional to 1,397,336 and 2,993,868

Step by Step Solution

1. Step 1: Write the proportion equation
   1,397,336 : 2,993,868 = 2,993,868 : x
2. Step 2: Convert to fraction form
   1,397,336/2,993,868 = 2,993,868/x
3. Step 3: Cross multiply
   1,397,336x = 2,993,868 × 2,993,868
4. Step 4: Simplify right side
   1,397,336x = 8,963,245,601,424
5. Step 5: Solve for x
   x = 8,963,245,601,424/1,397,336
6. Step 6: Final answer
   x = 6,414,524.21