Finding the Fourth Proportional to 12,042.43, 16,624.37 and 8,015.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,042.43 : 16,624.37 = 8,015.96 : x
2. Step 2: Convert to fraction form
   12,042.43/16,624.37 = 8,015.96/x
3. Step 3: Cross multiply
   12,042.43x = 16,624.37 × 8,015.96
4. Step 4: Simplify right side
   12,042.43x = 133,260,346.55
5. Step 5: Solve for x
   x = 133,260,346.55/12,042.43
6. Step 6: Final answer
   x = 11,065.90