Finding the Fourth Proportional to 9,028.36, 12,458.00 and 5,443.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,028.36 : 12,458.00 = 5,443.50 : x
2. Step 2: Convert to fraction form
   9,028.36/12,458.00 = 5,443.50/x
3. Step 3: Cross multiply
   9,028.36x = 12,458.00 × 5,443.50
4. Step 4: Simplify right side
   9,028.36x = 67,815,183.33
5. Step 5: Solve for x
   x = 67,815,183.33/9,028.36
6. Step 6: Final answer
   x = 7,511.35