Finding the Third Proportional to 11,291,814 and 17,944,830

Step by Step Solution

1. Step 1: Write the proportion equation
   11,291,814 : 17,944,830 = 17,944,830 : x
2. Step 2: Convert to fraction form
   11,291,814/17,944,830 = 17,944,830/x
3. Step 3: Cross multiply
   11,291,814x = 17,944,830 × 17,944,830
4. Step 4: Simplify right side
   11,291,814x = 322,016,923,728,900
5. Step 5: Solve for x
   x = 322,016,923,728,900/11,291,814
6. Step 6: Final answer
   x = 28,517,731.85