Finding the Fourth Proportional to 2,020.69, 3,030.48 and 1,433.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020.69 : 3,030.48 = 1,433.95 : x
2. Step 2: Convert to fraction form
   2,020.69/3,030.48 = 1,433.95/x
3. Step 3: Cross multiply
   2,020.69x = 3,030.48 × 1,433.95
4. Step 4: Simplify right side
   2,020.69x = 4,345,556.80
5. Step 5: Solve for x
   x = 4,345,556.80/2,020.69
6. Step 6: Final answer
   x = 2,150.53