Finding the Fourth Proportional to 17,900.47, 24,703.47 and 9,942.73

Step by Step Solution

1. Step 1: Write the proportion equation
   17,900.47 : 24,703.47 = 9,942.73 : x
2. Step 2: Convert to fraction form
   17,900.47/24,703.47 = 9,942.73/x
3. Step 3: Cross multiply
   17,900.47x = 24,703.47 × 9,942.73
4. Step 4: Simplify right side
   17,900.47x = 245,619,932.27
5. Step 5: Solve for x
   x = 245,619,932.27/17,900.47
6. Step 6: Final answer
   x = 13,721.42