Finding the Fourth Proportional to 3,820.05, 5,728.97 and 1,046.81

Step by Step Solution

1. Step 1: Write the proportion equation
   3,820.05 : 5,728.97 = 1,046.81 : x
2. Step 2: Convert to fraction form
   3,820.05/5,728.97 = 1,046.81/x
3. Step 3: Cross multiply
   3,820.05x = 5,728.97 × 1,046.81
4. Step 4: Simplify right side
   3,820.05x = 5,997,143.09
5. Step 5: Solve for x
   x = 5,997,143.09/3,820.05
6. Step 6: Final answer
   x = 1,569.91