Finding the Third Proportional to 3,476,978 and 7,052,218

Step by Step Solution

1. Step 1: Write the proportion equation
   3,476,978 : 7,052,218 = 7,052,218 : x
2. Step 2: Convert to fraction form
   3,476,978/7,052,218 = 7,052,218/x
3. Step 3: Cross multiply
   3,476,978x = 7,052,218 × 7,052,218
4. Step 4: Simplify right side
   3,476,978x = 49,733,778,719,524
5. Step 5: Solve for x
   x = 49,733,778,719,524/3,476,978
6. Step 6: Final answer
   x = 14,303,736.96