Finding the Fourth Proportional to 16,631.36, 24,947.12 and 4,945.49

Step by Step Solution

1. Step 1: Write the proportion equation
   16,631.36 : 24,947.12 = 4,945.49 : x
2. Step 2: Convert to fraction form
   16,631.36/24,947.12 = 4,945.49/x
3. Step 3: Cross multiply
   16,631.36x = 24,947.12 × 4,945.49
4. Step 4: Simplify right side
   16,631.36x = 123,375,583.03
5. Step 5: Solve for x
   x = 123,375,583.03/16,631.36
6. Step 6: Final answer
   x = 7,418.25