Finding the Fourth Proportional to 17,760.72, 24,509.62 and 9,803

Step by Step Solution

1. Step 1: Write the proportion equation
   17,760.72 : 24,509.62 = 9,803 : x
2. Step 2: Convert to fraction form
   17,760.72/24,509.62 = 9,803/x
3. Step 3: Cross multiply
   17,760.72x = 24,509.62 × 9,803
4. Step 4: Simplify right side
   17,760.72x = 240,267,804.86
5. Step 5: Solve for x
   x = 240,267,804.86/17,760.72
6. Step 6: Final answer
   x = 13,528.04