Finding the Fourth Proportional to 17,049.75, 25,578.12 and 7,189.05

Step by Step Solution

1. Step 1: Write the proportion equation
   17,049.75 : 25,578.12 = 7,189.05 : x
2. Step 2: Convert to fraction form
   17,049.75/25,578.12 = 7,189.05/x
3. Step 3: Cross multiply
   17,049.75x = 25,578.12 × 7,189.05
4. Step 4: Simplify right side
   17,049.75x = 183,882,383.59
5. Step 5: Solve for x
   x = 183,882,383.59/17,049.75
6. Step 6: Final answer
   x = 10,785.05