Finding the Fourth Proportional to 5,518.56, 7,615.92 and 3,654.24

Step by Step Solution

1. Step 1: Write the proportion equation
   5,518.56 : 7,615.92 = 3,654.24 : x
2. Step 2: Convert to fraction form
   5,518.56/7,615.92 = 3,654.24/x
3. Step 3: Cross multiply
   5,518.56x = 7,615.92 × 3,654.24
4. Step 4: Simplify right side
   5,518.56x = 27,830,399.50
5. Step 5: Solve for x
   x = 27,830,399.50/5,518.56
6. Step 6: Final answer
   x = 5,043.05