Finding the Fourth Proportional to 16,471.72, 22,728.53 and 10,007.99

Step by Step Solution

1. Step 1: Write the proportion equation
   16,471.72 : 22,728.53 = 10,007.99 : x
2. Step 2: Convert to fraction form
   16,471.72/22,728.53 = 10,007.99/x
3. Step 3: Cross multiply
   16,471.72x = 22,728.53 × 10,007.99
4. Step 4: Simplify right side
   16,471.72x = 227,466,897.56
5. Step 5: Solve for x
   x = 227,466,897.56/16,471.72
6. Step 6: Final answer
   x = 13,809.54