Finding the Fourth Proportional to 5,549.50, 7,658.31 and 3,065.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,549.50 : 7,658.31 = 3,065.50 : x
2. Step 2: Convert to fraction form
   5,549.50/7,658.31 = 3,065.50/x
3. Step 3: Cross multiply
   5,549.50x = 7,658.31 × 3,065.50
4. Step 4: Simplify right side
   5,549.50x = 23,476,549.31
5. Step 5: Solve for x
   x = 23,476,549.31/5,549.50
6. Step 6: Final answer
   x = 4,230.39