Finding the Fourth Proportional to 36,131.39, 49,863.76 and 20,217.32

Step by Step Solution

1. Step 1: Write the proportion equation
   36,131.39 : 49,863.76 = 20,217.32 : x
2. Step 2: Convert to fraction form
   36,131.39/49,863.76 = 20,217.32/x
3. Step 3: Cross multiply
   36,131.39x = 49,863.76 × 20,217.32
4. Step 4: Simplify right side
   36,131.39x = 1,008,111,292.46
5. Step 5: Solve for x
   x = 1,008,111,292.46/36,131.39
6. Step 6: Final answer
   x = 27,901.26