Finding the Fourth Proportional to 11,923.50, 17,879.46 and 3,601.92

Step by Step Solution

1. Step 1: Write the proportion equation
   11,923.50 : 17,879.46 = 3,601.92 : x
2. Step 2: Convert to fraction form
   11,923.50/17,879.46 = 3,601.92/x
3. Step 3: Cross multiply
   11,923.50x = 17,879.46 × 3,601.92
4. Step 4: Simplify right side
   11,923.50x = 64,400,384.56
5. Step 5: Solve for x
   x = 64,400,384.56/11,923.50
6. Step 6: Final answer
   x = 5,401.13