Finding the Fourth Proportional to 12,007.73, 16,572.83 and 7,162.77

Step by Step Solution

1. Step 1: Write the proportion equation
   12,007.73 : 16,572.83 = 7,162.77 : x
2. Step 2: Convert to fraction form
   12,007.73/16,572.83 = 7,162.77/x
3. Step 3: Cross multiply
   12,007.73x = 16,572.83 × 7,162.77
4. Step 4: Simplify right side
   12,007.73x = 118,707,369.54
5. Step 5: Solve for x
   x = 118,707,369.54/12,007.73
6. Step 6: Final answer
   x = 9,885.91