Finding the Fourth Proportional to 3,944.76, 5,443.92 and 2,176.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,944.76 : 5,443.92 = 2,176.56 : x
2. Step 2: Convert to fraction form
   3,944.76/5,443.92 = 2,176.56/x
3. Step 3: Cross multiply
   3,944.76x = 5,443.92 × 2,176.56
4. Step 4: Simplify right side
   3,944.76x = 11,849,018.52
5. Step 5: Solve for x
   x = 11,849,018.52/3,944.76
6. Step 6: Final answer
   x = 3,003.74