Finding the Third Proportional to 5,077.69 and 10,891.97

Step by Step Solution

1. Step 1: Write the proportion equation
   5,077.69 : 10,891.97 = 10,891.97 : x
2. Step 2: Convert to fraction form
   5,077.69/10,891.97 = 10,891.97/x
3. Step 3: Cross multiply
   5,077.69x = 10,891.97 × 10,891.97
4. Step 4: Simplify right side
   5,077.69x = 118,634,983.25
5. Step 5: Solve for x
   x = 118,634,983.25/5,077.69
6. Step 6: Final answer
   x = 23,363.98