Finding the Fourth Proportional to 33,078.38, 45,648.32 and 17,971.10

Step by Step Solution

1. Step 1: Write the proportion equation
   33,078.38 : 45,648.32 = 17,971.10 : x
2. Step 2: Convert to fraction form
   33,078.38/45,648.32 = 17,971.10/x
3. Step 3: Cross multiply
   33,078.38x = 45,648.32 × 17,971.10
4. Step 4: Simplify right side
   33,078.38x = 820,350,523.55
5. Step 5: Solve for x
   x = 820,350,523.55/33,078.38
6. Step 6: Final answer
   x = 24,800.20