Finding the Fourth Proportional to 14,488.46, 19,990.81 and 8,826.14

Step by Step Solution

1. Step 1: Write the proportion equation
   14,488.46 : 19,990.81 = 8,826.14 : x
2. Step 2: Convert to fraction form
   14,488.46/19,990.81 = 8,826.14/x
3. Step 3: Cross multiply
   14,488.46x = 19,990.81 × 8,826.14
4. Step 4: Simplify right side
   14,488.46x = 176,441,687.77
5. Step 5: Solve for x
   x = 176,441,687.77/14,488.46
6. Step 6: Final answer
   x = 12,178.08