Finding the Fourth Proportional to 33,078.50, 45,648.33 and 18,174.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,078.50 : 45,648.33 = 18,174.50 : x
2. Step 2: Convert to fraction form
   33,078.50/45,648.33 = 18,174.50/x
3. Step 3: Cross multiply
   33,078.50x = 45,648.33 × 18,174.50
4. Step 4: Simplify right side
   33,078.50x = 829,635,573.59
5. Step 5: Solve for x
   x = 829,635,573.59/33,078.50
6. Step 6: Final answer
   x = 25,080.81