Finding the Fourth Proportional to 2,741.73, 3,783.39 and 1,857.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,741.73 : 3,783.39 = 1,857.81 : x
2. Step 2: Convert to fraction form
   2,741.73/3,783.39 = 1,857.81/x
3. Step 3: Cross multiply
   2,741.73x = 3,783.39 × 1,857.81
4. Step 4: Simplify right side
   2,741.73x = 7,028,819.78
5. Step 5: Solve for x
   x = 7,028,819.78/2,741.73
6. Step 6: Final answer
   x = 2,563.64