Finding the Fourth Proportional to 17,940.16, 24,756.72 and 9,982.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,940.16 : 24,756.72 = 9,982.72 : x
2. Step 2: Convert to fraction form
   17,940.16/24,756.72 = 9,982.72/x
3. Step 3: Cross multiply
   17,940.16x = 24,756.72 × 9,982.72
4. Step 4: Simplify right side
   17,940.16x = 247,139,403.88
5. Step 5: Solve for x
   x = 247,139,403.88/17,940.16
6. Step 6: Final answer
   x = 13,775.76