Finding the Third Proportional to 4,330,579 and 9,300,856

Step by Step Solution

1. Step 1: Write the proportion equation
   4,330,579 : 9,300,856 = 9,300,856 : x
2. Step 2: Convert to fraction form
   4,330,579/9,300,856 = 9,300,856/x
3. Step 3: Cross multiply
   4,330,579x = 9,300,856 × 9,300,856
4. Step 4: Simplify right side
   4,330,579x = 86,505,922,332,736
5. Step 5: Solve for x
   x = 86,505,922,332,736/4,330,579
6. Step 6: Final answer
   x = 19,975,601.95