Finding the Fourth Proportional to 8,667.52, 12,993.52 and 3,119.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,667.52 : 12,993.52 = 3,119.56 : x
2. Step 2: Convert to fraction form
   8,667.52/12,993.52 = 3,119.56/x
3. Step 3: Cross multiply
   8,667.52x = 12,993.52 × 3,119.56
4. Step 4: Simplify right side
   8,667.52x = 40,534,065.25
5. Step 5: Solve for x
   x = 40,534,065.25/8,667.52
6. Step 6: Final answer
   x = 4,676.55