Finding the Third Proportional to 3,591,360 and 5,039,320

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591,360 : 5,039,320 = 5,039,320 : x
2. Step 2: Convert to fraction form
   3,591,360/5,039,320 = 5,039,320/x
3. Step 3: Cross multiply
   3,591,360x = 5,039,320 × 5,039,320
4. Step 4: Simplify right side
   3,591,360x = 25,394,746,062,400
5. Step 5: Solve for x
   x = 25,394,746,062,400/3,591,360
6. Step 6: Final answer
   x = 7,071,066.69