Finding the Third Proportional to 4,079,619 and 8,879,895

Step by Step Solution

1. Step 1: Write the proportion equation
   4,079,619 : 8,879,895 = 8,879,895 : x
2. Step 2: Convert to fraction form
   4,079,619/8,879,895 = 8,879,895/x
3. Step 3: Cross multiply
   4,079,619x = 8,879,895 × 8,879,895
4. Step 4: Simplify right side
   4,079,619x = 78,852,535,211,025
5. Step 5: Solve for x
   x = 78,852,535,211,025/4,079,619
6. Step 6: Final answer
   x = 19,328,406.70