Finding the Fourth Proportional to 22,093.35, 30,488.69 and 12,021.83

Step by Step Solution

1. Step 1: Write the proportion equation
   22,093.35 : 30,488.69 = 12,021.83 : x
2. Step 2: Convert to fraction form
   22,093.35/30,488.69 = 12,021.83/x
3. Step 3: Cross multiply
   22,093.35x = 30,488.69 × 12,021.83
4. Step 4: Simplify right side
   22,093.35x = 366,529,635.55
5. Step 5: Solve for x
   x = 366,529,635.55/22,093.35
6. Step 6: Final answer
   x = 16,590.04