Finding the Fourth Proportional to 2,667.79, 3,681.51 and 1,488.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667.79 : 3,681.51 = 1,488.83 : x
2. Step 2: Convert to fraction form
   2,667.79/3,681.51 = 1,488.83/x
3. Step 3: Cross multiply
   2,667.79x = 3,681.51 × 1,488.83
4. Step 4: Simplify right side
   2,667.79x = 5,481,142.53
5. Step 5: Solve for x
   x = 5,481,142.53/2,667.79
6. Step 6: Final answer
   x = 2,054.56