Finding the Fourth Proportional to 33,744.78, 46,567.58 and 18,638.42

Step by Step Solution

1. Step 1: Write the proportion equation
   33,744.78 : 46,567.58 = 18,638.42 : x
2. Step 2: Convert to fraction form
   33,744.78/46,567.58 = 18,638.42/x
3. Step 3: Cross multiply
   33,744.78x = 46,567.58 × 18,638.42
4. Step 4: Simplify right side
   33,744.78x = 867,945,788.39
5. Step 5: Solve for x
   x = 867,945,788.39/33,744.78
6. Step 6: Final answer
   x = 25,720.89