Finding the Fourth Proportional to 2,443.64, 3,667.28 and 1,520.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.64 : 3,667.28 = 1,520.54 : x
2. Step 2: Convert to fraction form
   2,443.64/3,667.28 = 1,520.54/x
3. Step 3: Cross multiply
   2,443.64x = 3,667.28 × 1,520.54
4. Step 4: Simplify right side
   2,443.64x = 5,576,245.93
5. Step 5: Solve for x
   x = 5,576,245.93/2,443.64
6. Step 6: Final answer
   x = 2,281.94