Finding the Fourth Proportional to 12,077.08, 16,658.70 and 8,724.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,077.08 : 16,658.70 = 8,724.82 : x
2. Step 2: Convert to fraction form
   12,077.08/16,658.70 = 8,724.82/x
3. Step 3: Cross multiply
   12,077.08x = 16,658.70 × 8,724.82
4. Step 4: Simplify right side
   12,077.08x = 145,344,158.93
5. Step 5: Solve for x
   x = 145,344,158.93/12,077.08
6. Step 6: Final answer
   x = 12,034.71