Finding the Fourth Proportional to 3,667.98, 5,500.86 and 1,327.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.98 : 5,500.86 = 1,327.71 : x
2. Step 2: Convert to fraction form
   3,667.98/5,500.86 = 1,327.71/x
3. Step 3: Cross multiply
   3,667.98x = 5,500.86 × 1,327.71
4. Step 4: Simplify right side
   3,667.98x = 7,303,546.83
5. Step 5: Solve for x
   x = 7,303,546.83/3,667.98
6. Step 6: Final answer
   x = 1,991.16