Finding the Third Proportional to 906,844 and 1,979,874

Step by Step Solution

1. Step 1: Write the proportion equation
   906,844 : 1,979,874 = 1,979,874 : x
2. Step 2: Convert to fraction form
   906,844/1,979,874 = 1,979,874/x
3. Step 3: Cross multiply
   906,844x = 1,979,874 × 1,979,874
4. Step 4: Simplify right side
   906,844x = 3,919,901,055,876
5. Step 5: Solve for x
   x = 3,919,901,055,876/906,844
6. Step 6: Final answer
   x = 4,322,574.84