Finding the Fourth Proportional to 9,320.30, 12,859.24 and 5,541.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,320.30 : 12,859.24 = 5,541.54 : x
2. Step 2: Convert to fraction form
   9,320.30/12,859.24 = 5,541.54/x
3. Step 3: Cross multiply
   9,320.30x = 12,859.24 × 5,541.54
4. Step 4: Simplify right side
   9,320.30x = 71,259,992.83
5. Step 5: Solve for x
   x = 71,259,992.83/9,320.30
6. Step 6: Final answer
   x = 7,645.68