Finding the Third Proportional to 10,687,844 and 17,690,008

Step by Step Solution

1. Step 1: Write the proportion equation
   10,687,844 : 17,690,008 = 17,690,008 : x
2. Step 2: Convert to fraction form
   10,687,844/17,690,008 = 17,690,008/x
3. Step 3: Cross multiply
   10,687,844x = 17,690,008 × 17,690,008
4. Step 4: Simplify right side
   10,687,844x = 312,936,383,040,064
5. Step 5: Solve for x
   x = 312,936,383,040,064/10,687,844
6. Step 6: Final answer
   x = 29,279,654.82