Finding the Fourth Proportional to 33,608.29, 50,443.62 and 16,980

Step by Step Solution

1. Step 1: Write the proportion equation
   33,608.29 : 50,443.62 = 16,980 : x
2. Step 2: Convert to fraction form
   33,608.29/50,443.62 = 16,980/x
3. Step 3: Cross multiply
   33,608.29x = 50,443.62 × 16,980
4. Step 4: Simplify right side
   33,608.29x = 856,532,603.93
5. Step 5: Solve for x
   x = 856,532,603.93/33,608.29
6. Step 6: Final answer
   x = 25,485.76