Finding the Fourth Proportional to 33,665.48, 46,458.69 and 18,558.71

Step by Step Solution

1. Step 1: Write the proportion equation
   33,665.48 : 46,458.69 = 18,558.71 : x
2. Step 2: Convert to fraction form
   33,665.48/46,458.69 = 18,558.71/x
3. Step 3: Cross multiply
   33,665.48x = 46,458.69 × 18,558.71
4. Step 4: Simplify right side
   33,665.48x = 862,213,354.69
5. Step 5: Solve for x
   x = 862,213,354.69/33,665.48
6. Step 6: Final answer
   x = 25,611.20