Finding the Third Proportional to 10,891.97 and 17,328.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,891.97 : 17,328.94 = 17,328.94 : x
2. Step 2: Convert to fraction form
   10,891.97/17,328.94 = 17,328.94/x
3. Step 3: Cross multiply
   10,891.97x = 17,328.94 × 17,328.94
4. Step 4: Simplify right side
   10,891.97x = 300,292,074.88
5. Step 5: Solve for x
   x = 300,292,074.88/10,891.97
6. Step 6: Final answer
   x = 27,570.05