Finding the Fourth Proportional to 9,512.56, 14,270.72 and 3,669.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,512.56 : 14,270.72 = 3,669.20 : x
2. Step 2: Convert to fraction form
   9,512.56/14,270.72 = 3,669.20/x
3. Step 3: Cross multiply
   9,512.56x = 14,270.72 × 3,669.20
4. Step 4: Simplify right side
   9,512.56x = 52,362,125.82
5. Step 5: Solve for x
   x = 52,362,125.82/9,512.56
6. Step 6: Final answer
   x = 5,504.53