Finding the Fourth Proportional to 10,081.38, 15,054.12 and 8,236.14

Step by Step Solution

1. Step 1: Write the proportion equation
   10,081.38 : 15,054.12 = 8,236.14 : x
2. Step 2: Convert to fraction form
   10,081.38/15,054.12 = 8,236.14/x
3. Step 3: Cross multiply
   10,081.38x = 15,054.12 × 8,236.14
4. Step 4: Simplify right side
   10,081.38x = 123,987,839.90
5. Step 5: Solve for x
   x = 123,987,839.90/10,081.38
6. Step 6: Final answer
   x = 12,298.70