Finding the Third Proportional to 1,934,790 and 4,028,392

Step by Step Solution

1. Step 1: Write the proportion equation
   1,934,790 : 4,028,392 = 4,028,392 : x
2. Step 2: Convert to fraction form
   1,934,790/4,028,392 = 4,028,392/x
3. Step 3: Cross multiply
   1,934,790x = 4,028,392 × 4,028,392
4. Step 4: Simplify right side
   1,934,790x = 16,227,942,105,664
5. Step 5: Solve for x
   x = 16,227,942,105,664/1,934,790
6. Step 6: Final answer
   x = 8,387,443.65