Finding the Third Proportional to 1,957,816 and 4,021,040

Step by Step Solution

1. Step 1: Write the proportion equation
   1,957,816 : 4,021,040 = 4,021,040 : x
2. Step 2: Convert to fraction form
   1,957,816/4,021,040 = 4,021,040/x
3. Step 3: Cross multiply
   1,957,816x = 4,021,040 × 4,021,040
4. Step 4: Simplify right side
   1,957,816x = 16,168,762,681,600
5. Step 5: Solve for x
   x = 16,168,762,681,600/1,957,816
6. Step 6: Final answer
   x = 8,258,571.12