Finding the Fourth Proportional to 9,352.85, 12,907.13 and 5,576.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,352.85 : 12,907.13 = 5,576.72 : x
2. Step 2: Convert to fraction form
   9,352.85/12,907.13 = 5,576.72/x
3. Step 3: Cross multiply
   9,352.85x = 12,907.13 × 5,576.72
4. Step 4: Simplify right side
   9,352.85x = 71,979,357.59
5. Step 5: Solve for x
   x = 71,979,357.59/9,352.85
6. Step 6: Final answer
   x = 7,695.99