Finding the Third Proportional to 11,997,198 and 17,143,898

Step by Step Solution

1. Step 1: Write the proportion equation
   11,997,198 : 17,143,898 = 17,143,898 : x
2. Step 2: Convert to fraction form
   11,997,198/17,143,898 = 17,143,898/x
3. Step 3: Cross multiply
   11,997,198x = 17,143,898 × 17,143,898
4. Step 4: Simplify right side
   11,997,198x = 293,913,238,634,404
5. Step 5: Solve for x
   x = 293,913,238,634,404/11,997,198
6. Step 6: Final answer
   x = 24,498,490.28