Finding the Fourth Proportional to 9,486.63, 13,094.33 and 5,509.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,486.63 : 13,094.33 = 5,509.53 : x
2. Step 2: Convert to fraction form
   9,486.63/13,094.33 = 5,509.53/x
3. Step 3: Cross multiply
   9,486.63x = 13,094.33 × 5,509.53
4. Step 4: Simplify right side
   9,486.63x = 72,143,576.42
5. Step 5: Solve for x
   x = 72,143,576.42/9,486.63
6. Step 6: Final answer
   x = 7,604.76