Finding the Fourth Proportional to 3,667.50, 5,501.10 and 1,327.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.50 : 5,501.10 = 1,327.56 : x
2. Step 2: Convert to fraction form
   3,667.50/5,501.10 = 1,327.56/x
3. Step 3: Cross multiply
   3,667.50x = 5,501.10 × 1,327.56
4. Step 4: Simplify right side
   3,667.50x = 7,303,040.32
5. Step 5: Solve for x
   x = 7,303,040.32/3,667.50
6. Step 6: Final answer
   x = 1,991.29