Finding the Fourth Proportional to 4,073.83, 5,622.07 and 3,188.09

Step by Step Solution

1. Step 1: Write the proportion equation
   4,073.83 : 5,622.07 = 3,188.09 : x
2. Step 2: Convert to fraction form
   4,073.83/5,622.07 = 3,188.09/x
3. Step 3: Cross multiply
   4,073.83x = 5,622.07 × 3,188.09
4. Step 4: Simplify right side
   4,073.83x = 17,923,665.15
5. Step 5: Solve for x
   x = 17,923,665.15/4,073.83
6. Step 6: Final answer
   x = 4,399.71