Finding the Fourth Proportional to 22,099.52, 30,498.72 and 12,163.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,099.52 : 30,498.72 = 12,163.52 : x
2. Step 2: Convert to fraction form
   22,099.52/30,498.72 = 12,163.52/x
3. Step 3: Cross multiply
   22,099.52x = 30,498.72 × 12,163.52
4. Step 4: Simplify right side
   22,099.52x = 370,971,790.69
5. Step 5: Solve for x
   x = 370,971,790.69/22,099.52
6. Step 6: Final answer
   x = 16,786.42