Finding the Fourth Proportional to 17,795.20, 24,556.61 and 9,728.71

Step by Step Solution

1. Step 1: Write the proportion equation
   17,795.20 : 24,556.61 = 9,728.71 : x
2. Step 2: Convert to fraction form
   17,795.20/24,556.61 = 9,728.71/x
3. Step 3: Cross multiply
   17,795.20x = 24,556.61 × 9,728.71
4. Step 4: Simplify right side
   17,795.20x = 238,903,990.17
5. Step 5: Solve for x
   x = 238,903,990.17/17,795.20
6. Step 6: Final answer
   x = 13,425.19