Finding the Fourth Proportional to 9,960.08, 13,744.81 and 5,483.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,960.08 : 13,744.81 = 5,483.75 : x
2. Step 2: Convert to fraction form
   9,960.08/13,744.81 = 5,483.75/x
3. Step 3: Cross multiply
   9,960.08x = 13,744.81 × 5,483.75
4. Step 4: Simplify right side
   9,960.08x = 75,373,019.40
5. Step 5: Solve for x
   x = 75,373,019.40/9,960.08
6. Step 6: Final answer
   x = 7,567.51