Finding the Third Proportional to 2,575.50 and 5,515.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,575.50 : 5,515.41 = 5,515.41 : x
2. Step 2: Convert to fraction form
   2,575.50/5,515.41 = 5,515.41/x
3. Step 3: Cross multiply
   2,575.50x = 5,515.41 × 5,515.41
4. Step 4: Simplify right side
   2,575.50x = 30,419,706.10
5. Step 5: Solve for x
   x = 30,419,706.10/2,575.50
6. Step 6: Final answer
   x = 11,811.18