Finding the Fourth Proportional to 2,667.21, 4,002.03 and 1,369.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667.21 : 4,002.03 = 1,369.59 : x
2. Step 2: Convert to fraction form
   2,667.21/4,002.03 = 1,369.59/x
3. Step 3: Cross multiply
   2,667.21x = 4,002.03 × 1,369.59
4. Step 4: Simplify right side
   2,667.21x = 5,481,140.27
5. Step 5: Solve for x
   x = 5,481,140.27/2,667.21
6. Step 6: Final answer
   x = 2,055.01