Finding the Third Proportional to 5,111,919 and 10,942,086

Step by Step Solution

1. Step 1: Write the proportion equation
   5,111,919 : 10,942,086 = 10,942,086 : x
2. Step 2: Convert to fraction form
   5,111,919/10,942,086 = 10,942,086/x
3. Step 3: Cross multiply
   5,111,919x = 10,942,086 × 10,942,086
4. Step 4: Simplify right side
   5,111,919x = 119,729,246,031,396
5. Step 5: Solve for x
   x = 119,729,246,031,396/5,111,919
6. Step 6: Final answer
   x = 23,421,585.13