Finding the Fourth Proportional to 22,155.57, 30,574.56 and 12,083.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,155.57 : 30,574.56 = 12,083.82 : x
2. Step 2: Convert to fraction form
   22,155.57/30,574.56 = 12,083.82/x
3. Step 3: Cross multiply
   22,155.57x = 30,574.56 × 12,083.82
4. Step 4: Simplify right side
   22,155.57x = 369,457,479.62
5. Step 5: Solve for x
   x = 369,457,479.62/22,155.57
6. Step 6: Final answer
   x = 16,675.60