Finding the Fourth Proportional to 9,562.28, 13,196.11 and 5,313.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,562.28 : 13,196.11 = 5,313.72 : x
2. Step 2: Convert to fraction form
   9,562.28/13,196.11 = 5,313.72/x
3. Step 3: Cross multiply
   9,562.28x = 13,196.11 × 5,313.72
4. Step 4: Simplify right side
   9,562.28x = 70,120,433.63
5. Step 5: Solve for x
   x = 70,120,433.63/9,562.28
6. Step 6: Final answer
   x = 7,333.02