Finding the Third Proportional to 2,626,990 and 5,673,116

Step by Step Solution

1. Step 1: Write the proportion equation
   2,626,990 : 5,673,116 = 5,673,116 : x
2. Step 2: Convert to fraction form
   2,626,990/5,673,116 = 5,673,116/x
3. Step 3: Cross multiply
   2,626,990x = 5,673,116 × 5,673,116
4. Step 4: Simplify right side
   2,626,990x = 32,184,245,149,456
5. Step 5: Solve for x
   x = 32,184,245,149,456/2,626,990
6. Step 6: Final answer
   x = 12,251,377.11