Finding the Fourth Proportional to 16,510.72, 24,760.32 and 7,271.68

Step by Step Solution

1. Step 1: Write the proportion equation
   16,510.72 : 24,760.32 = 7,271.68 : x
2. Step 2: Convert to fraction form
   16,510.72/24,760.32 = 7,271.68/x
3. Step 3: Cross multiply
   16,510.72x = 24,760.32 × 7,271.68
4. Step 4: Simplify right side
   16,510.72x = 180,049,123.74
5. Step 5: Solve for x
   x = 180,049,123.74/16,510.72
6. Step 6: Final answer
   x = 10,904.98