Finding the Fourth Proportional to 12,592.65, 18,891.72 and 3,828.27

Step by Step Solution

1. Step 1: Write the proportion equation
   12,592.65 : 18,891.72 = 3,828.27 : x
2. Step 2: Convert to fraction form
   12,592.65/18,891.72 = 3,828.27/x
3. Step 3: Cross multiply
   12,592.65x = 18,891.72 × 3,828.27
4. Step 4: Simplify right side
   12,592.65x = 72,322,604.92
5. Step 5: Solve for x
   x = 72,322,604.92/12,592.65
6. Step 6: Final answer
   x = 5,743.24