Finding the Third Proportional to 2,503,170 and 5,383,719

Step by Step Solution

1. Step 1: Write the proportion equation
   2,503,170 : 5,383,719 = 5,383,719 : x
2. Step 2: Convert to fraction form
   2,503,170/5,383,719 = 5,383,719/x
3. Step 3: Cross multiply
   2,503,170x = 5,383,719 × 5,383,719
4. Step 4: Simplify right side
   2,503,170x = 28,984,430,270,961
5. Step 5: Solve for x
   x = 28,984,430,270,961/2,503,170
6. Step 6: Final answer
   x = 11,579,089.82