Finding the Fourth Proportional to 11,662.24, 17,495.88 and 3,765.20

Step by Step Solution

1. Step 1: Write the proportion equation
   11,662.24 : 17,495.88 = 3,765.20 : x
2. Step 2: Convert to fraction form
   11,662.24/17,495.88 = 3,765.20/x
3. Step 3: Cross multiply
   11,662.24x = 17,495.88 × 3,765.20
4. Step 4: Simplify right side
   11,662.24x = 65,875,487.38
5. Step 5: Solve for x
   x = 65,875,487.38/11,662.24
6. Step 6: Final answer
   x = 5,648.61