Finding the Third Proportional to 3,660,176 and 5,280,288

Step by Step Solution

1. Step 1: Write the proportion equation
   3,660,176 : 5,280,288 = 5,280,288 : x
2. Step 2: Convert to fraction form
   3,660,176/5,280,288 = 5,280,288/x
3. Step 3: Cross multiply
   3,660,176x = 5,280,288 × 5,280,288
4. Step 4: Simplify right side
   3,660,176x = 27,881,441,362,944
5. Step 5: Solve for x
   x = 27,881,441,362,944/3,660,176
6. Step 6: Final answer
   x = 7,617,513.85