Finding the Fourth Proportional to 33,748.78, 46,573.10 and 18,642.42

Step by Step Solution

1. Step 1: Write the proportion equation
   33,748.78 : 46,573.10 = 18,642.42 : x
2. Step 2: Convert to fraction form
   33,748.78/46,573.10 = 18,642.42/x
3. Step 3: Cross multiply
   33,748.78x = 46,573.10 × 18,642.42
4. Step 4: Simplify right side
   33,748.78x = 868,235,290.90
5. Step 5: Solve for x
   x = 868,235,290.90/33,748.78
6. Step 6: Final answer
   x = 25,726.42