Finding the Fourth Proportional to 12,141.37, 16,754.07 and 7,424.74

Step by Step Solution

1. Step 1: Write the proportion equation
   12,141.37 : 16,754.07 = 7,424.74 : x
2. Step 2: Convert to fraction form
   12,141.37/16,754.07 = 7,424.74/x
3. Step 3: Cross multiply
   12,141.37x = 16,754.07 × 7,424.74
4. Step 4: Simplify right side
   12,141.37x = 124,394,613.69
5. Step 5: Solve for x
   x = 124,394,613.69/12,141.37
6. Step 6: Final answer
   x = 10,245.52