Finding the Fourth Proportional to 21,399.37, 32,092.77 and 8,062.73

Step by Step Solution

1. Step 1: Write the proportion equation
   21,399.37 : 32,092.77 = 8,062.73 : x
2. Step 2: Convert to fraction form
   21,399.37/32,092.77 = 8,062.73/x
3. Step 3: Cross multiply
   21,399.37x = 32,092.77 × 8,062.73
4. Step 4: Simplify right side
   21,399.37x = 258,755,442.07
5. Step 5: Solve for x
   x = 258,755,442.07/21,399.37
6. Step 6: Final answer
   x = 12,091.73