Finding the Fourth Proportional to 18,142.71, 25,036.72 and 10,184.73

Step by Step Solution

1. Step 1: Write the proportion equation
   18,142.71 : 25,036.72 = 10,184.73 : x
2. Step 2: Convert to fraction form
   18,142.71/25,036.72 = 10,184.73/x
3. Step 3: Cross multiply
   18,142.71x = 25,036.72 × 10,184.73
4. Step 4: Simplify right side
   18,142.71x = 254,992,233.29
5. Step 5: Solve for x
   x = 254,992,233.29/18,142.71
6. Step 6: Final answer
   x = 14,054.80