Finding the Fourth Proportional to 5,697.60, 8,554.27 and 3,938.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,697.60 : 8,554.27 = 3,938.27 : x
2. Step 2: Convert to fraction form
   5,697.60/8,554.27 = 3,938.27/x
3. Step 3: Cross multiply
   5,697.60x = 8,554.27 × 3,938.27
4. Step 4: Simplify right side
   5,697.60x = 33,688,982.14
5. Step 5: Solve for x
   x = 33,688,982.14/5,697.60
6. Step 6: Final answer
   x = 5,912.84