Finding the Third Proportional to 2,356,458 and 5,084,907

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356,458 : 5,084,907 = 5,084,907 : x
2. Step 2: Convert to fraction form
   2,356,458/5,084,907 = 5,084,907/x
3. Step 3: Cross multiply
   2,356,458x = 5,084,907 × 5,084,907
4. Step 4: Simplify right side
   2,356,458x = 25,856,279,198,649
5. Step 5: Solve for x
   x = 25,856,279,198,649/2,356,458
6. Step 6: Final answer
   x = 10,972,518.58