Finding the Fourth Proportional to 36,945.37, 50,982.51 and 21,839.43

Step by Step Solution

1. Step 1: Write the proportion equation
   36,945.37 : 50,982.51 = 21,839.43 : x
2. Step 2: Convert to fraction form
   36,945.37/50,982.51 = 21,839.43/x
3. Step 3: Cross multiply
   36,945.37x = 50,982.51 × 21,839.43
4. Step 4: Simplify right side
   36,945.37x = 1,113,428,958.37
5. Step 5: Solve for x
   x = 1,113,428,958.37/36,945.37
6. Step 6: Final answer
   x = 30,137.17