Finding the Fourth Proportional to 2,667.14, 3,680.65 and 1,488.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667.14 : 3,680.65 = 1,488.21 : x
2. Step 2: Convert to fraction form
   2,667.14/3,680.65 = 1,488.21/x
3. Step 3: Cross multiply
   2,667.14x = 3,680.65 × 1,488.21
4. Step 4: Simplify right side
   2,667.14x = 5,477,572.80
5. Step 5: Solve for x
   x = 5,477,572.80/2,667.14
6. Step 6: Final answer
   x = 2,053.73