Finding the Fourth Proportional to 5,523.56, 7,622.71 and 3,166.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,523.56 : 7,622.71 = 3,166.15 : x
2. Step 2: Convert to fraction form
   5,523.56/7,622.71 = 3,166.15/x
3. Step 3: Cross multiply
   5,523.56x = 7,622.71 × 3,166.15
4. Step 4: Simplify right side
   5,523.56x = 24,134,643.27
5. Step 5: Solve for x
   x = 24,134,643.27/5,523.56
6. Step 6: Final answer
   x = 4,369.40