Finding the Fourth Proportional to 2,667.25, 3,681.21 and 1,619.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667.25 : 3,681.21 = 1,619.11 : x
2. Step 2: Convert to fraction form
   2,667.25/3,681.21 = 1,619.11/x
3. Step 3: Cross multiply
   2,667.25x = 3,681.21 × 1,619.11
4. Step 4: Simplify right side
   2,667.25x = 5,960,283.92
5. Step 5: Solve for x
   x = 5,960,283.92/2,667.25
6. Step 6: Final answer
   x = 2,234.62