Finding the Third Proportional to 993,432 and 2,145,616

Step by Step Solution

1. Step 1: Write the proportion equation
   993,432 : 2,145,616 = 2,145,616 : x
2. Step 2: Convert to fraction form
   993,432/2,145,616 = 2,145,616/x
3. Step 3: Cross multiply
   993,432x = 2,145,616 × 2,145,616
4. Step 4: Simplify right side
   993,432x = 4,603,668,019,456
5. Step 5: Solve for x
   x = 4,603,668,019,456/993,432
6. Step 6: Final answer
   x = 4,634,104.82