Finding the Fourth Proportional to 17,066.56, 25,603.20 and 7,205.80

Step by Step Solution

1. Step 1: Write the proportion equation
   17,066.56 : 25,603.20 = 7,205.80 : x
2. Step 2: Convert to fraction form
   17,066.56/25,603.20 = 7,205.80/x
3. Step 3: Cross multiply
   17,066.56x = 25,603.20 × 7,205.80
4. Step 4: Simplify right side
   17,066.56x = 184,491,538.56
5. Step 5: Solve for x
   x = 184,491,538.56/17,066.56
6. Step 6: Final answer
   x = 10,810.12