Finding the Fourth Proportional to 9,527.60, 13,149.39 and 5,549.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,527.60 : 13,149.39 = 5,549.96 : x
2. Step 2: Convert to fraction form
   9,527.60/13,149.39 = 5,549.96/x
3. Step 3: Cross multiply
   9,527.60x = 13,149.39 × 5,549.96
4. Step 4: Simplify right side
   9,527.60x = 72,978,522.78
5. Step 5: Solve for x
   x = 72,978,522.78/9,527.60
6. Step 6: Final answer
   x = 7,659.70