Finding the Third Proportional to 993,649 and 2,155,332

Step by Step Solution

1. Step 1: Write the proportion equation
   993,649 : 2,155,332 = 2,155,332 : x
2. Step 2: Convert to fraction form
   993,649/2,155,332 = 2,155,332/x
3. Step 3: Cross multiply
   993,649x = 2,155,332 × 2,155,332
4. Step 4: Simplify right side
   993,649x = 4,645,456,030,224
5. Step 5: Solve for x
   x = 4,645,456,030,224/993,649
6. Step 6: Final answer
   x = 4,675,147.89