Finding the Fourth Proportional to 2,735.02, 4,102.56 and 1,273.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,735.02 : 4,102.56 = 1,273.78 : x
2. Step 2: Convert to fraction form
   2,735.02/4,102.56 = 1,273.78/x
3. Step 3: Cross multiply
   2,735.02x = 4,102.56 × 1,273.78
4. Step 4: Simplify right side
   2,735.02x = 5,225,758.88
5. Step 5: Solve for x
   x = 5,225,758.88/2,735.02
6. Step 6: Final answer
   x = 1,910.68