Finding the Third Proportional to 1,513,920 and 3,306,496

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513,920 : 3,306,496 = 3,306,496 : x
2. Step 2: Convert to fraction form
   1,513,920/3,306,496 = 3,306,496/x
3. Step 3: Cross multiply
   1,513,920x = 3,306,496 × 3,306,496
4. Step 4: Simplify right side
   1,513,920x = 10,932,915,798,016
5. Step 5: Solve for x
   x = 10,932,915,798,016/1,513,920
6. Step 6: Final answer
   x = 7,221,594.14