Finding the Fourth Proportional to 5,647.39, 7,797.20 and 3,526.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,647.39 : 7,797.20 = 3,526.15 : x
2. Step 2: Convert to fraction form
   5,647.39/7,797.20 = 3,526.15/x
3. Step 3: Cross multiply
   5,647.39x = 7,797.20 × 3,526.15
4. Step 4: Simplify right side
   5,647.39x = 27,494,096.78
5. Step 5: Solve for x
   x = 27,494,096.78/5,647.39
6. Step 6: Final answer
   x = 4,868.46