Finding the Fourth Proportional to 7,020.06, 9,687.72 and 3,833.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,020.06 : 9,687.72 = 3,833.42 : x
2. Step 2: Convert to fraction form
   7,020.06/9,687.72 = 3,833.42/x
3. Step 3: Cross multiply
   7,020.06x = 9,687.72 × 3,833.42
4. Step 4: Simplify right side
   7,020.06x = 37,137,109.45
5. Step 5: Solve for x
   x = 37,137,109.45/7,020.06
6. Step 6: Final answer
   x = 5,290.14