Finding the Fourth Proportional to 2,427.73, 3,635.07 and 1,271.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,427.73 : 3,635.07 = 1,271.05 : x
2. Step 2: Convert to fraction form
   2,427.73/3,635.07 = 1,271.05/x
3. Step 3: Cross multiply
   2,427.73x = 3,635.07 × 1,271.05
4. Step 4: Simplify right side
   2,427.73x = 4,620,355.72
5. Step 5: Solve for x
   x = 4,620,355.72/2,427.73
6. Step 6: Final answer
   x = 1,903.16