Finding the Third Proportional to 4,046,962 and 8,670,838

Step by Step Solution

1. Step 1: Write the proportion equation
   4,046,962 : 8,670,838 = 8,670,838 : x
2. Step 2: Convert to fraction form
   4,046,962/8,670,838 = 8,670,838/x
3. Step 3: Cross multiply
   4,046,962x = 8,670,838 × 8,670,838
4. Step 4: Simplify right side
   4,046,962x = 75,183,431,622,244
5. Step 5: Solve for x
   x = 75,183,431,622,244/4,046,962
6. Step 6: Final answer
   x = 18,577,745.88