Finding the Fourth Proportional to 5,519.82, 7,609.89 and 3,748.35

Step by Step Solution

1. Step 1: Write the proportion equation
   5,519.82 : 7,609.89 = 3,748.35 : x
2. Step 2: Convert to fraction form
   5,519.82/7,609.89 = 3,748.35/x
3. Step 3: Cross multiply
   5,519.82x = 7,609.89 × 3,748.35
4. Step 4: Simplify right side
   5,519.82x = 28,524,531.18
5. Step 5: Solve for x
   x = 28,524,531.18/5,519.82
6. Step 6: Final answer
   x = 5,167.66