Finding the Fourth Proportional to 17,538.08, 24,202.56 and 9,580.40

Step by Step Solution

1. Step 1: Write the proportion equation
   17,538.08 : 24,202.56 = 9,580.40 : x
2. Step 2: Convert to fraction form
   17,538.08/24,202.56 = 9,580.40/x
3. Step 3: Cross multiply
   17,538.08x = 24,202.56 × 9,580.40
4. Step 4: Simplify right side
   17,538.08x = 231,870,205.82
5. Step 5: Solve for x
   x = 231,870,205.82/17,538.08
6. Step 6: Final answer
   x = 13,220.96