Finding the Fourth Proportional to 9,667.60, 14,503.56 and 3,511.60

Step by Step Solution

1. Step 1: Write the proportion equation
   9,667.60 : 14,503.56 = 3,511.60 : x
2. Step 2: Convert to fraction form
   9,667.60/14,503.56 = 3,511.60/x
3. Step 3: Cross multiply
   9,667.60x = 14,503.56 × 3,511.60
4. Step 4: Simplify right side
   9,667.60x = 50,930,701.30
5. Step 5: Solve for x
   x = 50,930,701.30/9,667.60
6. Step 6: Final answer
   x = 5,268.18