Finding the Fourth Proportional to 36,026.90, 49,711.98 and 20,111

Step by Step Solution

1. Step 1: Write the proportion equation
   36,026.90 : 49,711.98 = 20,111 : x
2. Step 2: Convert to fraction form
   36,026.90/49,711.98 = 20,111/x
3. Step 3: Cross multiply
   36,026.90x = 49,711.98 × 20,111
4. Step 4: Simplify right side
   36,026.90x = 999,757,629.78
5. Step 5: Solve for x
   x = 999,757,629.78/36,026.90
6. Step 6: Final answer
   x = 27,750.31