Finding the Fourth Proportional to 17,900.16, 24,701.84 and 9,942.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,900.16 : 24,701.84 = 9,942.24 : x
2. Step 2: Convert to fraction form
   17,900.16/24,701.84 = 9,942.24/x
3. Step 3: Cross multiply
   17,900.16x = 24,701.84 × 9,942.24
4. Step 4: Simplify right side
   17,900.16x = 245,591,621.72
5. Step 5: Solve for x
   x = 245,591,621.72/17,900.16
6. Step 6: Final answer
   x = 13,720.08