Finding the Fourth Proportional to 9,581.67, 13,222.49 and 5,332.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,581.67 : 13,222.49 = 5,332.56 : x
2. Step 2: Convert to fraction form
   9,581.67/13,222.49 = 5,332.56/x
3. Step 3: Cross multiply
   9,581.67x = 13,222.49 × 5,332.56
4. Step 4: Simplify right side
   9,581.67x = 70,509,694.61
5. Step 5: Solve for x
   x = 70,509,694.61/9,581.67
6. Step 6: Final answer
   x = 7,358.81