Finding the Third Proportional to 3,258,226 and 7,021,040

Step by Step Solution

1. Step 1: Write the proportion equation
   3,258,226 : 7,021,040 = 7,021,040 : x
2. Step 2: Convert to fraction form
   3,258,226/7,021,040 = 7,021,040/x
3. Step 3: Cross multiply
   3,258,226x = 7,021,040 × 7,021,040
4. Step 4: Simplify right side
   3,258,226x = 49,295,002,681,600
5. Step 5: Solve for x
   x = 49,295,002,681,600/3,258,226
6. Step 6: Final answer
   x = 15,129,399.46