Finding the Fourth Proportional to 36,243.69, 50,018.83 and 20,111.83

Step by Step Solution

1. Step 1: Write the proportion equation
   36,243.69 : 50,018.83 = 20,111.83 : x
2. Step 2: Convert to fraction form
   36,243.69/50,018.83 = 20,111.83/x
3. Step 3: Cross multiply
   36,243.69x = 50,018.83 × 20,111.83
4. Step 4: Simplify right side
   36,243.69x = 1,005,970,205.76
5. Step 5: Solve for x
   x = 1,005,970,205.76/36,243.69
6. Step 6: Final answer
   x = 27,755.73