Finding the Fourth Proportional to 18,196.34, 25,108.25 and 10,238.09

Step by Step Solution

1. Step 1: Write the proportion equation
   18,196.34 : 25,108.25 = 10,238.09 : x
2. Step 2: Convert to fraction form
   18,196.34/25,108.25 = 10,238.09/x
3. Step 3: Cross multiply
   18,196.34x = 25,108.25 × 10,238.09
4. Step 4: Simplify right side
   18,196.34x = 257,060,346.51
5. Step 5: Solve for x
   x = 257,060,346.51/18,196.34
6. Step 6: Final answer
   x = 14,127.04