Finding the Fourth Proportional to 17,900.18, 24,701.92 and 9,942.33

Step by Step Solution

1. Step 1: Write the proportion equation
   17,900.18 : 24,701.92 = 9,942.33 : x
2. Step 2: Convert to fraction form
   17,900.18/24,701.92 = 9,942.33/x
3. Step 3: Cross multiply
   17,900.18x = 24,701.92 × 9,942.33
4. Step 4: Simplify right side
   17,900.18x = 245,594,640.27
5. Step 5: Solve for x
   x = 245,594,640.27/17,900.18
6. Step 6: Final answer
   x = 13,720.23