Finding the Third Proportional to 1,071,435 and 2,231,628

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,435 : 2,231,628 = 2,231,628 : x
2. Step 2: Convert to fraction form
   1,071,435/2,231,628 = 2,231,628/x
3. Step 3: Cross multiply
   1,071,435x = 2,231,628 × 2,231,628
4. Step 4: Simplify right side
   1,071,435x = 4,980,163,530,384
5. Step 5: Solve for x
   x = 4,980,163,530,384/1,071,435
6. Step 6: Final answer
   x = 4,648,124.74