Finding the Fourth Proportional to 3,667.13, 5,501.81 and 1,328.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.13 : 5,501.81 = 1,328.24 : x
2. Step 2: Convert to fraction form
   3,667.13/5,501.81 = 1,328.24/x
3. Step 3: Cross multiply
   3,667.13x = 5,501.81 × 1,328.24
4. Step 4: Simplify right side
   3,667.13x = 7,307,724.11
5. Step 5: Solve for x
   x = 7,307,724.11/3,667.13
6. Step 6: Final answer
   x = 1,992.76