Finding the Fourth Proportional to 9,113.46, 12,576.26 and 5,528.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,113.46 : 12,576.26 = 5,528.83 : x
2. Step 2: Convert to fraction form
   9,113.46/12,576.26 = 5,528.83/x
3. Step 3: Cross multiply
   9,113.46x = 12,576.26 × 5,528.83
4. Step 4: Simplify right side
   9,113.46x = 69,532,003.58
5. Step 5: Solve for x
   x = 69,532,003.58/9,113.46
6. Step 6: Final answer
   x = 7,629.59