Finding the Fourth Proportional to 33,609.80, 46,379.72 and 18,499.52

Step by Step Solution

1. Step 1: Write the proportion equation
   33,609.80 : 46,379.72 = 18,499.52 : x
2. Step 2: Convert to fraction form
   33,609.80/46,379.72 = 18,499.52/x
3. Step 3: Cross multiply
   33,609.80x = 46,379.72 × 18,499.52
4. Step 4: Simplify right side
   33,609.80x = 858,002,557.73
5. Step 5: Solve for x
   x = 858,002,557.73/33,609.80
6. Step 6: Final answer
   x = 25,528.34