Finding the Fourth Proportional to 2,054.72, 2,837.76 and 1,270.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054.72 : 2,837.76 = 1,270.64 : x
2. Step 2: Convert to fraction form
   2,054.72/2,837.76 = 1,270.64/x
3. Step 3: Cross multiply
   2,054.72x = 2,837.76 × 1,270.64
4. Step 4: Simplify right side
   2,054.72x = 3,605,771.37
5. Step 5: Solve for x
   x = 3,605,771.37/2,054.72
6. Step 6: Final answer
   x = 1,754.87