Finding the Fourth Proportional to 18,736.34, 25,855.83 and 10,238.27

Step by Step Solution

1. Step 1: Write the proportion equation
   18,736.34 : 25,855.83 = 10,238.27 : x
2. Step 2: Convert to fraction form
   18,736.34/25,855.83 = 10,238.27/x
3. Step 3: Cross multiply
   18,736.34x = 25,855.83 × 10,238.27
4. Step 4: Simplify right side
   18,736.34x = 264,719,033.25
5. Step 5: Solve for x
   x = 264,719,033.25/18,736.34
6. Step 6: Final answer
   x = 14,128.65