Finding the Third Proportional to 1,903,891 and 3,965,244

Step by Step Solution

1. Step 1: Write the proportion equation
   1,903,891 : 3,965,244 = 3,965,244 : x
2. Step 2: Convert to fraction form
   1,903,891/3,965,244 = 3,965,244/x
3. Step 3: Cross multiply
   1,903,891x = 3,965,244 × 3,965,244
4. Step 4: Simplify right side
   1,903,891x = 15,723,159,979,536
5. Step 5: Solve for x
   x = 15,723,159,979,536/1,903,891
6. Step 6: Final answer
   x = 8,258,434.95