Finding the Fourth Proportional to 36,086.50, 49,799.37 and 21,939.34

Step by Step Solution

1. Step 1: Write the proportion equation
   36,086.50 : 49,799.37 = 21,939.34 : x
2. Step 2: Convert to fraction form
   36,086.50/49,799.37 = 21,939.34/x
3. Step 3: Cross multiply
   36,086.50x = 49,799.37 × 21,939.34
4. Step 4: Simplify right side
   36,086.50x = 1,092,565,310.22
5. Step 5: Solve for x
   x = 1,092,565,310.22/36,086.50
6. Step 6: Final answer
   x = 30,276.29