Finding the Fourth Proportional to 3,820.27, 5,728.74 and 1,354.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,820.27 : 5,728.74 = 1,354.27 : x
2. Step 2: Convert to fraction form
   3,820.27/5,728.74 = 1,354.27/x
3. Step 3: Cross multiply
   3,820.27x = 5,728.74 × 1,354.27
4. Step 4: Simplify right side
   3,820.27x = 7,758,260.72
5. Step 5: Solve for x
   x = 7,758,260.72/3,820.27
6. Step 6: Final answer
   x = 2,030.81