Finding the Fourth Proportional to 9,667.20, 14,501.34 and 2,742.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,667.20 : 14,501.34 = 2,742.24 : x
2. Step 2: Convert to fraction form
   9,667.20/14,501.34 = 2,742.24/x
3. Step 3: Cross multiply
   9,667.20x = 14,501.34 × 2,742.24
4. Step 4: Simplify right side
   9,667.20x = 39,766,154.60
5. Step 5: Solve for x
   x = 39,766,154.60/9,667.20
6. Step 6: Final answer
   x = 4,113.51