Finding the Third Proportional to 3,322,978 and 4,978,922

Step by Step Solution

1. Step 1: Write the proportion equation
   3,322,978 : 4,978,922 = 4,978,922 : x
2. Step 2: Convert to fraction form
   3,322,978/4,978,922 = 4,978,922/x
3. Step 3: Cross multiply
   3,322,978x = 4,978,922 × 4,978,922
4. Step 4: Simplify right side
   3,322,978x = 24,789,664,282,084
5. Step 5: Solve for x
   x = 24,789,664,282,084/3,322,978
6. Step 6: Final answer
   x = 7,460,074.75