Finding the Fourth Proportional to 2,667.29, 3,680.79 and 1,488.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667.29 : 3,680.79 = 1,488.47 : x
2. Step 2: Convert to fraction form
   2,667.29/3,680.79 = 1,488.47/x
3. Step 3: Cross multiply
   2,667.29x = 3,680.79 × 1,488.47
4. Step 4: Simplify right side
   2,667.29x = 5,478,745.49
5. Step 5: Solve for x
   x = 5,478,745.49/2,667.29
6. Step 6: Final answer
   x = 2,054.05