Finding the Fourth Proportional to 33,445.72, 50,164.47 and 19,413.38

Step by Step Solution

1. Step 1: Write the proportion equation
   33,445.72 : 50,164.47 = 19,413.38 : x
2. Step 2: Convert to fraction form
   33,445.72/50,164.47 = 19,413.38/x
3. Step 3: Cross multiply
   33,445.72x = 50,164.47 × 19,413.38
4. Step 4: Simplify right side
   33,445.72x = 973,861,918.61
5. Step 5: Solve for x
   x = 973,861,918.61/33,445.72
6. Step 6: Final answer
   x = 29,117.68