Finding the Fourth Proportional to 8,976.25, 12,388.04 and 5,250.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,976.25 : 12,388.04 = 5,250.25 : x
2. Step 2: Convert to fraction form
   8,976.25/12,388.04 = 5,250.25/x
3. Step 3: Cross multiply
   8,976.25x = 12,388.04 × 5,250.25
4. Step 4: Simplify right side
   8,976.25x = 65,040,307.01
5. Step 5: Solve for x
   x = 65,040,307.01/8,976.25
6. Step 6: Final answer
   x = 7,245.82