Finding the Fourth Proportional to 17,538.12, 24,202.20 and 9,580.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,538.12 : 24,202.20 = 9,580.56 : x
2. Step 2: Convert to fraction form
   17,538.12/24,202.20 = 9,580.56/x
3. Step 3: Cross multiply
   17,538.12x = 24,202.20 × 9,580.56
4. Step 4: Simplify right side
   17,538.12x = 231,870,629.23
5. Step 5: Solve for x
   x = 231,870,629.23/17,538.12
6. Step 6: Final answer
   x = 13,220.95