Finding the Fourth Proportional to 3,665.58, 5,499.28 and 1,444.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665.58 : 5,499.28 = 1,444.56 : x
2. Step 2: Convert to fraction form
   3,665.58/5,499.28 = 1,444.56/x
3. Step 3: Cross multiply
   3,665.58x = 5,499.28 × 1,444.56
4. Step 4: Simplify right side
   3,665.58x = 7,944,039.92
5. Step 5: Solve for x
   x = 7,944,039.92/3,665.58
6. Step 6: Final answer
   x = 2,167.20