Finding the Fourth Proportional to 14,604.16, 20,155.32 and 8,942.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,604.16 : 20,155.32 = 8,942.72 : x
2. Step 2: Convert to fraction form
   14,604.16/20,155.32 = 8,942.72/x
3. Step 3: Cross multiply
   14,604.16x = 20,155.32 × 8,942.72
4. Step 4: Simplify right side
   14,604.16x = 180,243,383.27
5. Step 5: Solve for x
   x = 180,243,383.27/14,604.16
6. Step 6: Final answer
   x = 12,341.92