Finding the Fourth Proportional to 5,150.85, 7,105.89 and 3,471.64

Step by Step Solution

1. Step 1: Write the proportion equation
   5,150.85 : 7,105.89 = 3,471.64 : x
2. Step 2: Convert to fraction form
   5,150.85/7,105.89 = 3,471.64/x
3. Step 3: Cross multiply
   5,150.85x = 7,105.89 × 3,471.64
4. Step 4: Simplify right side
   5,150.85x = 24,669,091.96
5. Step 5: Solve for x
   x = 24,669,091.96/5,150.85
6. Step 6: Final answer
   x = 4,789.32