Finding the Third Proportional to 2,603,691 and 3,902,958

Step by Step Solution

1. Step 1: Write the proportion equation
   2,603,691 : 3,902,958 = 3,902,958 : x
2. Step 2: Convert to fraction form
   2,603,691/3,902,958 = 3,902,958/x
3. Step 3: Cross multiply
   2,603,691x = 3,902,958 × 3,902,958
4. Step 4: Simplify right side
   2,603,691x = 15,233,081,149,764
5. Step 5: Solve for x
   x = 15,233,081,149,764/2,603,691
6. Step 6: Final answer
   x = 5,850,571.80