Finding the Third Proportional to 1,990,910 and 3,074,379

Step by Step Solution

1. Step 1: Write the proportion equation
   1,990,910 : 3,074,379 = 3,074,379 : x
2. Step 2: Convert to fraction form
   1,990,910/3,074,379 = 3,074,379/x
3. Step 3: Cross multiply
   1,990,910x = 3,074,379 × 3,074,379
4. Step 4: Simplify right side
   1,990,910x = 9,451,806,235,641
5. Step 5: Solve for x
   x = 9,451,806,235,641/1,990,910
6. Step 6: Final answer
   x = 4,747,480.42