Finding the Fourth Proportional to 33,588.80, 46,350.72 and 18,478.56

Step by Step Solution

1. Step 1: Write the proportion equation
   33,588.80 : 46,350.72 = 18,478.56 : x
2. Step 2: Convert to fraction form
   33,588.80/46,350.72 = 18,478.56/x
3. Step 3: Cross multiply
   33,588.80x = 46,350.72 × 18,478.56
4. Step 4: Simplify right side
   33,588.80x = 856,494,560.56
5. Step 5: Solve for x
   x = 856,494,560.56/33,588.80
6. Step 6: Final answer
   x = 25,499.41