Finding the Fourth Proportional to 22,155.12, 30,573.09 and 12,083.36

Step by Step Solution

1. Step 1: Write the proportion equation
   22,155.12 : 30,573.09 = 12,083.36 : x
2. Step 2: Convert to fraction form
   22,155.12/30,573.09 = 12,083.36/x
3. Step 3: Cross multiply
   22,155.12x = 30,573.09 × 12,083.36
4. Step 4: Simplify right side
   22,155.12x = 369,425,499.92
5. Step 5: Solve for x
   x = 369,425,499.92/22,155.12
6. Step 6: Final answer
   x = 16,674.50