Finding the Fourth Proportional to 9,500.36, 13,112.48 and 5,521.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,500.36 : 13,112.48 = 5,521.23 : x
2. Step 2: Convert to fraction form
   9,500.36/13,112.48 = 5,521.23/x
3. Step 3: Cross multiply
   9,500.36x = 13,112.48 × 5,521.23
4. Step 4: Simplify right side
   9,500.36x = 72,397,031.75
5. Step 5: Solve for x
   x = 72,397,031.75/9,500.36
6. Step 6: Final answer
   x = 7,620.46