Finding the Third Proportional to 5,617,802 and 8,485,734

Step by Step Solution

1. Step 1: Write the proportion equation
   5,617,802 : 8,485,734 = 8,485,734 : x
2. Step 2: Convert to fraction form
   5,617,802/8,485,734 = 8,485,734/x
3. Step 3: Cross multiply
   5,617,802x = 8,485,734 × 8,485,734
4. Step 4: Simplify right side
   5,617,802x = 72,007,681,518,756
5. Step 5: Solve for x
   x = 72,007,681,518,756/5,617,802
6. Step 6: Final answer
   x = 12,817,767.79