Finding the Fourth Proportional to 8,667.12, 13,002.27 and 2,745.49

Step by Step Solution

1. Step 1: Write the proportion equation
   8,667.12 : 13,002.27 = 2,745.49 : x
2. Step 2: Convert to fraction form
   8,667.12/13,002.27 = 2,745.49/x
3. Step 3: Cross multiply
   8,667.12x = 13,002.27 × 2,745.49
4. Step 4: Simplify right side
   8,667.12x = 35,697,602.26
5. Step 5: Solve for x
   x = 35,697,602.26/8,667.12
6. Step 6: Final answer
   x = 4,118.74