Finding the Fourth Proportional to 18,194.05, 25,105.76 and 10,236.10

Step by Step Solution

1. Step 1: Write the proportion equation
   18,194.05 : 25,105.76 = 10,236.10 : x
2. Step 2: Convert to fraction form
   18,194.05/25,105.76 = 10,236.10/x
3. Step 3: Cross multiply
   18,194.05x = 25,105.76 × 10,236.10
4. Step 4: Simplify right side
   18,194.05x = 256,985,081.52
5. Step 5: Solve for x
   x = 256,985,081.52/18,194.05
6. Step 6: Final answer
   x = 14,124.68