Finding the Fourth Proportional to 16,631.37, 24,951.03 and 5,538.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,631.37 : 24,951.03 = 5,538.15 : x
2. Step 2: Convert to fraction form
   16,631.37/24,951.03 = 5,538.15/x
3. Step 3: Cross multiply
   16,631.37x = 24,951.03 × 5,538.15
4. Step 4: Simplify right side
   16,631.37x = 138,182,546.79
5. Step 5: Solve for x
   x = 138,182,546.79/16,631.37
6. Step 6: Final answer
   x = 8,308.55