Finding the Fourth Proportional to 5,520.56, 7,620.02 and 3,164.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,520.56 : 7,620.02 = 3,164.27 : x
2. Step 2: Convert to fraction form
   5,520.56/7,620.02 = 3,164.27/x
3. Step 3: Cross multiply
   5,520.56x = 7,620.02 × 3,164.27
4. Step 4: Simplify right side
   5,520.56x = 24,111,746.76
5. Step 5: Solve for x
   x = 24,111,746.76/5,520.56
6. Step 6: Final answer
   x = 4,367.63