Finding the Fourth Proportional to 18,096.24, 24,973.82 and 10,139.61

Step by Step Solution

1. Step 1: Write the proportion equation
   18,096.24 : 24,973.82 = 10,139.61 : x
2. Step 2: Convert to fraction form
   18,096.24/24,973.82 = 10,139.61/x
3. Step 3: Cross multiply
   18,096.24x = 24,973.82 × 10,139.61
4. Step 4: Simplify right side
   18,096.24x = 253,224,744.31
5. Step 5: Solve for x
   x = 253,224,744.31/18,096.24
6. Step 6: Final answer
   x = 13,993.22