Finding the Third Proportional to 993,888 and 2,145,144

Step by Step Solution

1. Step 1: Write the proportion equation
   993,888 : 2,145,144 = 2,145,144 : x
2. Step 2: Convert to fraction form
   993,888/2,145,144 = 2,145,144/x
3. Step 3: Cross multiply
   993,888x = 2,145,144 × 2,145,144
4. Step 4: Simplify right side
   993,888x = 4,601,642,780,736
5. Step 5: Solve for x
   x = 4,601,642,780,736/993,888
6. Step 6: Final answer
   x = 4,629,940.98