Finding the Fourth Proportional to 9,522.49, 13,144.55 and 5,745.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,522.49 : 13,144.55 = 5,745.81 : x
2. Step 2: Convert to fraction form
   9,522.49/13,144.55 = 5,745.81/x
3. Step 3: Cross multiply
   9,522.49x = 13,144.55 × 5,745.81
4. Step 4: Simplify right side
   9,522.49x = 75,526,118.91
5. Step 5: Solve for x
   x = 75,526,118.91/9,522.49
6. Step 6: Final answer
   x = 7,931.34