Finding the Fourth Proportional to 22,099.92, 30,498.63 and 12,028.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,099.92 : 30,498.63 = 12,028.72 : x
2. Step 2: Convert to fraction form
   22,099.92/30,498.63 = 12,028.72/x
3. Step 3: Cross multiply
   22,099.92x = 30,498.63 × 12,028.72
4. Step 4: Simplify right side
   22,099.92x = 366,859,480.65
5. Step 5: Solve for x
   x = 366,859,480.65/22,099.92
6. Step 6: Final answer
   x = 16,600.04