Finding the Fourth Proportional to 9,585.69, 14,365.25 and 7,243.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,585.69 : 14,365.25 = 7,243.78 : x
2. Step 2: Convert to fraction form
   9,585.69/14,365.25 = 7,243.78/x
3. Step 3: Cross multiply
   9,585.69x = 14,365.25 × 7,243.78
4. Step 4: Simplify right side
   9,585.69x = 104,058,692.61
5. Step 5: Solve for x
   x = 104,058,692.61/9,585.69
6. Step 6: Final answer
   x = 10,855.63