Finding the Fourth Proportional to 3,667.57, 5,502.57 and 2,439.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.57 : 5,502.57 = 2,439.82 : x
2. Step 2: Convert to fraction form
   3,667.57/5,502.57 = 2,439.82/x
3. Step 3: Cross multiply
   3,667.57x = 5,502.57 × 2,439.82
4. Step 4: Simplify right side
   3,667.57x = 13,425,280.34
5. Step 5: Solve for x
   x = 13,425,280.34/3,667.57
6. Step 6: Final answer
   x = 3,660.54