Finding the Fourth Proportional to 2,020.72, 3,036.78 and 1,199.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020.72 : 3,036.78 = 1,199.14 : x
2. Step 2: Convert to fraction form
   2,020.72/3,036.78 = 1,199.14/x
3. Step 3: Cross multiply
   2,020.72x = 3,036.78 × 1,199.14
4. Step 4: Simplify right side
   2,020.72x = 3,641,524.37
5. Step 5: Solve for x
   x = 3,641,524.37/2,020.72
6. Step 6: Final answer
   x = 1,802.09