Finding the Fourth Proportional to 7,019.89, 9,687.37 and 3,833.18

Step by Step Solution

1. Step 1: Write the proportion equation
   7,019.89 : 9,687.37 = 3,833.18 : x
2. Step 2: Convert to fraction form
   7,019.89/9,687.37 = 3,833.18/x
3. Step 3: Cross multiply
   7,019.89x = 9,687.37 × 3,833.18
4. Step 4: Simplify right side
   7,019.89x = 37,133,384.50
5. Step 5: Solve for x
   x = 37,133,384.50/7,019.89
6. Step 6: Final answer
   x = 5,289.74