Finding the Fourth Proportional to 16,185.61, 24,273.89 and 10,253.68

Step by Step Solution

1. Step 1: Write the proportion equation
   16,185.61 : 24,273.89 = 10,253.68 : x
2. Step 2: Convert to fraction form
   16,185.61/24,273.89 = 10,253.68/x
3. Step 3: Cross multiply
   16,185.61x = 24,273.89 × 10,253.68
4. Step 4: Simplify right side
   16,185.61x = 248,896,700.42
5. Step 5: Solve for x
   x = 248,896,700.42/16,185.61
6. Step 6: Final answer
   x = 15,377.65