Finding the Third Proportional to 993,891 and 2,145,150

Step by Step Solution

1. Step 1: Write the proportion equation
   993,891 : 2,145,150 = 2,145,150 : x
2. Step 2: Convert to fraction form
   993,891/2,145,150 = 2,145,150/x
3. Step 3: Cross multiply
   993,891x = 2,145,150 × 2,145,150
4. Step 4: Simplify right side
   993,891x = 4,601,668,522,500
5. Step 5: Solve for x
   x = 4,601,668,522,500/993,891
6. Step 6: Final answer
   x = 4,629,952.90