Finding the Fourth Proportional to 5,561.02, 7,671.15 and 3,540.67

Step by Step Solution

1. Step 1: Write the proportion equation
   5,561.02 : 7,671.15 = 3,540.67 : x
2. Step 2: Convert to fraction form
   5,561.02/7,671.15 = 3,540.67/x
3. Step 3: Cross multiply
   5,561.02x = 7,671.15 × 3,540.67
4. Step 4: Simplify right side
   5,561.02x = 27,161,010.67
5. Step 5: Solve for x
   x = 27,161,010.67/5,561.02
6. Step 6: Final answer
   x = 4,884.18