Finding the Fourth Proportional to 22,155.30, 30,574.36 and 12,083.94

Step by Step Solution

1. Step 1: Write the proportion equation
   22,155.30 : 30,574.36 = 12,083.94 : x
2. Step 2: Convert to fraction form
   22,155.30/30,574.36 = 12,083.94/x
3. Step 3: Cross multiply
   22,155.30x = 30,574.36 × 12,083.94
4. Step 4: Simplify right side
   22,155.30x = 369,458,731.78
5. Step 5: Solve for x
   x = 369,458,731.78/22,155.30
6. Step 6: Final answer
   x = 16,675.86