Finding the Fourth Proportional to 12,082.08, 16,665.60 and 8,729.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,082.08 : 16,665.60 = 8,729.82 : x
2. Step 2: Convert to fraction form
   12,082.08/16,665.60 = 8,729.82/x
3. Step 3: Cross multiply
   12,082.08x = 16,665.60 × 8,729.82
4. Step 4: Simplify right side
   12,082.08x = 145,487,688.19
5. Step 5: Solve for x
   x = 145,487,688.19/12,082.08
6. Step 6: Final answer
   x = 12,041.61