Finding the Fourth Proportional to 22,093.33, 30,487.88 and 12,021.81

Step by Step Solution

1. Step 1: Write the proportion equation
   22,093.33 : 30,487.88 = 12,021.81 : x
2. Step 2: Convert to fraction form
   22,093.33/30,487.88 = 12,021.81/x
3. Step 3: Cross multiply
   22,093.33x = 30,487.88 × 12,021.81
4. Step 4: Simplify right side
   22,093.33x = 366,519,500.66
5. Step 5: Solve for x
   x = 366,519,500.66/22,093.33
6. Step 6: Final answer
   x = 16,589.60