Finding the Fourth Proportional to 11,974.50, 17,957.42 and 5,049.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,974.50 : 17,957.42 = 5,049.54 : x
2. Step 2: Convert to fraction form
   11,974.50/17,957.42 = 5,049.54/x
3. Step 3: Cross multiply
   11,974.50x = 17,957.42 × 5,049.54
4. Step 4: Simplify right side
   11,974.50x = 90,676,620.80
5. Step 5: Solve for x
   x = 90,676,620.80/11,974.50
6. Step 6: Final answer
   x = 7,572.48