Finding the Third Proportional to 3,485,366 and 5,330,578

Step by Step Solution

1. Step 1: Write the proportion equation
   3,485,366 : 5,330,578 = 5,330,578 : x
2. Step 2: Convert to fraction form
   3,485,366/5,330,578 = 5,330,578/x
3. Step 3: Cross multiply
   3,485,366x = 5,330,578 × 5,330,578
4. Step 4: Simplify right side
   3,485,366x = 28,415,061,814,084
5. Step 5: Solve for x
   x = 28,415,061,814,084/3,485,366
6. Step 6: Final answer
   x = 8,152,676.60