Finding the Fourth Proportional to 33,413.06, 50,119.57 and 31,198.72

Step by Step Solution

1. Step 1: Write the proportion equation
   33,413.06 : 50,119.57 = 31,198.72 : x
2. Step 2: Convert to fraction form
   33,413.06/50,119.57 = 31,198.72/x
3. Step 3: Cross multiply
   33,413.06x = 50,119.57 × 31,198.72
4. Step 4: Simplify right side
   33,413.06x = 1,563,666,274.96
5. Step 5: Solve for x
   x = 1,563,666,274.96/33,413.06
6. Step 6: Final answer
   x = 46,798.06