Finding the Fourth Proportional to 5,665.05, 7,814.75 and 3,425.67

Step by Step Solution

1. Step 1: Write the proportion equation
   5,665.05 : 7,814.75 = 3,425.67 : x
2. Step 2: Convert to fraction form
   5,665.05/7,814.75 = 3,425.67/x
3. Step 3: Cross multiply
   5,665.05x = 7,814.75 × 3,425.67
4. Step 4: Simplify right side
   5,665.05x = 26,770,737.50
5. Step 5: Solve for x
   x = 26,770,737.50/5,665.05
6. Step 6: Final answer
   x = 4,725.60