Finding the Fourth Proportional to 3,815.73, 5,715.73 and 1,835.51

Step by Step Solution

1. Step 1: Write the proportion equation
   3,815.73 : 5,715.73 = 1,835.51 : x
2. Step 2: Convert to fraction form
   3,815.73/5,715.73 = 1,835.51/x
3. Step 3: Cross multiply
   3,815.73x = 5,715.73 × 1,835.51
4. Step 4: Simplify right side
   3,815.73x = 10,491,241.82
5. Step 5: Solve for x
   x = 10,491,241.82/3,815.73
6. Step 6: Final answer
   x = 2,749.48