Finding the Fourth Proportional to 11,112.41, 16,669.22 and 3,321.83

Step by Step Solution

1. Step 1: Write the proportion equation
   11,112.41 : 16,669.22 = 3,321.83 : x
2. Step 2: Convert to fraction form
   11,112.41/16,669.22 = 3,321.83/x
3. Step 3: Cross multiply
   11,112.41x = 16,669.22 × 3,321.83
4. Step 4: Simplify right side
   11,112.41x = 55,372,231.73
5. Step 5: Solve for x
   x = 55,372,231.73/11,112.41
6. Step 6: Final answer
   x = 4,982.92