Finding the Fourth Proportional to 2,903.63, 4,357.73 and 1,055.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,903.63 : 4,357.73 = 1,055.27 : x
2. Step 2: Convert to fraction form
   2,903.63/4,357.73 = 1,055.27/x
3. Step 3: Cross multiply
   2,903.63x = 4,357.73 × 1,055.27
4. Step 4: Simplify right side
   2,903.63x = 4,598,595.27
5. Step 5: Solve for x
   x = 4,598,595.27/2,903.63
6. Step 6: Final answer
   x = 1,583.74