Finding the Fourth Proportional to 36,906.47, 50,922.71 and 21,799.77

Step by Step Solution

1. Step 1: Write the proportion equation
   36,906.47 : 50,922.71 = 21,799.77 : x
2. Step 2: Convert to fraction form
   36,906.47/50,922.71 = 21,799.77/x
3. Step 3: Cross multiply
   36,906.47x = 50,922.71 × 21,799.77
4. Step 4: Simplify right side
   36,906.47x = 1,110,103,147.57
5. Step 5: Solve for x
   x = 1,110,103,147.57/36,906.47
6. Step 6: Final answer
   x = 30,078.82