Finding the Third Proportional to 3,660,284 and 5,280,410

Step by Step Solution

1. Step 1: Write the proportion equation
   3,660,284 : 5,280,410 = 5,280,410 : x
2. Step 2: Convert to fraction form
   3,660,284/5,280,410 = 5,280,410/x
3. Step 3: Cross multiply
   3,660,284x = 5,280,410 × 5,280,410
4. Step 4: Simplify right side
   3,660,284x = 27,882,729,768,100
5. Step 5: Solve for x
   x = 27,882,729,768,100/3,660,284
6. Step 6: Final answer
   x = 7,617,641.08