Finding the Fourth Proportional to 17,496.06, 24,143.74 and 9,942.20

Step by Step Solution

1. Step 1: Write the proportion equation
   17,496.06 : 24,143.74 = 9,942.20 : x
2. Step 2: Convert to fraction form
   17,496.06/24,143.74 = 9,942.20/x
3. Step 3: Cross multiply
   17,496.06x = 24,143.74 × 9,942.20
4. Step 4: Simplify right side
   17,496.06x = 240,041,891.83
5. Step 5: Solve for x
   x = 240,041,891.83/17,496.06
6. Step 6: Final answer
   x = 13,719.77