Finding the Fourth Proportional to 12,182.92, 16,807.06 and 7,144.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,182.92 : 16,807.06 = 7,144.58 : x
2. Step 2: Convert to fraction form
   12,182.92/16,807.06 = 7,144.58/x
3. Step 3: Cross multiply
   12,182.92x = 16,807.06 × 7,144.58
4. Step 4: Simplify right side
   12,182.92x = 120,079,384.73
5. Step 5: Solve for x
   x = 120,079,384.73/12,182.92
6. Step 6: Final answer
   x = 9,856.37