Finding the Fourth Proportional to 9,515.24, 13,131.54 and 5,322.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,515.24 : 13,131.54 = 5,322.76 : x
2. Step 2: Convert to fraction form
   9,515.24/13,131.54 = 5,322.76/x
3. Step 3: Cross multiply
   9,515.24x = 13,131.54 × 5,322.76
4. Step 4: Simplify right side
   9,515.24x = 69,896,035.85
5. Step 5: Solve for x
   x = 69,896,035.85/9,515.24
6. Step 6: Final answer
   x = 7,345.69