Finding the Fourth Proportional to 1,843.90, 2,544.56 and 1,057.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,843.90 : 2,544.56 = 1,057.94 : x
2. Step 2: Convert to fraction form
   1,843.90/2,544.56 = 1,057.94/x
3. Step 3: Cross multiply
   1,843.90x = 2,544.56 × 1,057.94
4. Step 4: Simplify right side
   1,843.90x = 2,691,991.81
5. Step 5: Solve for x
   x = 2,691,991.81/1,843.90
6. Step 6: Final answer
   x = 1,459.94