Finding the Fourth Proportional to 18,650.18, 25,736.42 and 10,152.32

Step by Step Solution

1. Step 1: Write the proportion equation
   18,650.18 : 25,736.42 = 10,152.32 : x
2. Step 2: Convert to fraction form
   18,650.18/25,736.42 = 10,152.32/x
3. Step 3: Cross multiply
   18,650.18x = 25,736.42 × 10,152.32
4. Step 4: Simplify right side
   18,650.18x = 261,284,371.49
5. Step 5: Solve for x
   x = 261,284,371.49/18,650.18
6. Step 6: Final answer
   x = 14,009.75