Finding the Fourth Proportional to 2,667.56, 3,681.42 and 1,488.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667.56 : 3,681.42 = 1,488.60 : x
2. Step 2: Convert to fraction form
   2,667.56/3,681.42 = 1,488.60/x
3. Step 3: Cross multiply
   2,667.56x = 3,681.42 × 1,488.60
4. Step 4: Simplify right side
   2,667.56x = 5,480,156.23
5. Step 5: Solve for x
   x = 5,480,156.23/2,667.56
6. Step 6: Final answer
   x = 2,054.37