Finding the Third Proportional to 1,835,811 and 3,998,244

Step by Step Solution

1. Step 1: Write the proportion equation
   1,835,811 : 3,998,244 = 3,998,244 : x
2. Step 2: Convert to fraction form
   1,835,811/3,998,244 = 3,998,244/x
3. Step 3: Cross multiply
   1,835,811x = 3,998,244 × 3,998,244
4. Step 4: Simplify right side
   1,835,811x = 15,985,955,083,536
5. Step 5: Solve for x
   x = 15,985,955,083,536/1,835,811
6. Step 6: Final answer
   x = 8,707,843.61