Finding the Fourth Proportional to 5,469.48, 7,540.56 and 3,577.32

Step by Step Solution

1. Step 1: Write the proportion equation
   5,469.48 : 7,540.56 = 3,577.32 : x
2. Step 2: Convert to fraction form
   5,469.48/7,540.56 = 3,577.32/x
3. Step 3: Cross multiply
   5,469.48x = 7,540.56 × 3,577.32
4. Step 4: Simplify right side
   5,469.48x = 26,974,996.10
5. Step 5: Solve for x
   x = 26,974,996.10/5,469.48
6. Step 6: Final answer
   x = 4,931.91