Finding the Fourth Proportional to 2,896.57, 4,343.94 and 1,047.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,896.57 : 4,343.94 = 1,047.44 : x
2. Step 2: Convert to fraction form
   2,896.57/4,343.94 = 1,047.44/x
3. Step 3: Cross multiply
   2,896.57x = 4,343.94 × 1,047.44
4. Step 4: Simplify right side
   2,896.57x = 4,550,016.51
5. Step 5: Solve for x
   x = 4,550,016.51/2,896.57
6. Step 6: Final answer
   x = 1,570.83