Finding the Third Proportional to 1,993,869 and 2,990,061

Step by Step Solution

1. Step 1: Write the proportion equation
   1,993,869 : 2,990,061 = 2,990,061 : x
2. Step 2: Convert to fraction form
   1,993,869/2,990,061 = 2,990,061/x
3. Step 3: Cross multiply
   1,993,869x = 2,990,061 × 2,990,061
4. Step 4: Simplify right side
   1,993,869x = 8,940,464,783,721
5. Step 5: Solve for x
   x = 8,940,464,783,721/1,993,869
6. Step 6: Final answer
   x = 4,483,978.03