Finding the Third Proportional to 4,199,580 and 8,993,976

Step by Step Solution

1. Step 1: Write the proportion equation
   4,199,580 : 8,993,976 = 8,993,976 : x
2. Step 2: Convert to fraction form
   4,199,580/8,993,976 = 8,993,976/x
3. Step 3: Cross multiply
   4,199,580x = 8,993,976 × 8,993,976
4. Step 4: Simplify right side
   4,199,580x = 80,891,604,288,576
5. Step 5: Solve for x
   x = 80,891,604,288,576/4,199,580
6. Step 6: Final answer
   x = 19,261,831.97