Finding the Fourth Proportional to 10,086.27, 15,097.02 and 5,394.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,086.27 : 15,097.02 = 5,394.54 : x
2. Step 2: Convert to fraction form
   10,086.27/15,097.02 = 5,394.54/x
3. Step 3: Cross multiply
   10,086.27x = 15,097.02 × 5,394.54
4. Step 4: Simplify right side
   10,086.27x = 81,441,478.27
5. Step 5: Solve for x
   x = 81,441,478.27/10,086.27
6. Step 6: Final answer
   x = 8,074.49