Finding the Fourth Proportional to 9,581.37, 13,222.98 and 5,332.77

Step by Step Solution

1. Step 1: Write the proportion equation
   9,581.37 : 13,222.98 = 5,332.77 : x
2. Step 2: Convert to fraction form
   9,581.37/13,222.98 = 5,332.77/x
3. Step 3: Cross multiply
   9,581.37x = 13,222.98 × 5,332.77
4. Step 4: Simplify right side
   9,581.37x = 70,515,111.05
5. Step 5: Solve for x
   x = 70,515,111.05/9,581.37
6. Step 6: Final answer
   x = 7,359.61