Finding the Third Proportional to 3,728,832 and 5,643,662

Step by Step Solution

1. Step 1: Write the proportion equation
   3,728,832 : 5,643,662 = 5,643,662 : x
2. Step 2: Convert to fraction form
   3,728,832/5,643,662 = 5,643,662/x
3. Step 3: Cross multiply
   3,728,832x = 5,643,662 × 5,643,662
4. Step 4: Simplify right side
   3,728,832x = 31,850,920,770,244
5. Step 5: Solve for x
   x = 31,850,920,770,244/3,728,832
6. Step 6: Final answer
   x = 8,541,795.60