Finding the Fourth Proportional to 18,111.05, 24,991.89 and 10,151.73

Step by Step Solution

1. Step 1: Write the proportion equation
   18,111.05 : 24,991.89 = 10,151.73 : x
2. Step 2: Convert to fraction form
   18,111.05/24,991.89 = 10,151.73/x
3. Step 3: Cross multiply
   18,111.05x = 24,991.89 × 10,151.73
4. Step 4: Simplify right side
   18,111.05x = 253,710,919.47
5. Step 5: Solve for x
   x = 253,710,919.47/18,111.05
6. Step 6: Final answer
   x = 14,008.63