Finding the Fourth Proportional to 36,886.50, 50,903.37 and 20,119.50

Step by Step Solution

1. Step 1: Write the proportion equation
   36,886.50 : 50,903.37 = 20,119.50 : x
2. Step 2: Convert to fraction form
   36,886.50/50,903.37 = 20,119.50/x
3. Step 3: Cross multiply
   36,886.50x = 50,903.37 × 20,119.50
4. Step 4: Simplify right side
   36,886.50x = 1,024,150,352.72
5. Step 5: Solve for x
   x = 1,024,150,352.72/36,886.50
6. Step 6: Final answer
   x = 27,764.91