Finding the Third Proportional to 15,997.69 and 34,911.38

Step by Step Solution

1. Step 1: Write the proportion equation
   15,997.69 : 34,911.38 = 34,911.38 : x
2. Step 2: Convert to fraction form
   15,997.69/34,911.38 = 34,911.38/x
3. Step 3: Cross multiply
   15,997.69x = 34,911.38 × 34,911.38
4. Step 4: Simplify right side
   15,997.69x = 1,218,804,104.39
5. Step 5: Solve for x
   x = 1,218,804,104.39/15,997.69
6. Step 6: Final answer
   x = 76,186.27