Finding the Fourth Proportional to 18,562.27, 27,842.94 and 5,414.75

Step by Step Solution

1. Step 1: Write the proportion equation
   18,562.27 : 27,842.94 = 5,414.75 : x
2. Step 2: Convert to fraction form
   18,562.27/27,842.94 = 5,414.75/x
3. Step 3: Cross multiply
   18,562.27x = 27,842.94 × 5,414.75
4. Step 4: Simplify right side
   18,562.27x = 150,762,559.37
5. Step 5: Solve for x
   x = 150,762,559.37/18,562.27
6. Step 6: Final answer
   x = 8,121.99