Finding the Fourth Proportional to 2,707.14, 4,059.27 and 1,245

Step by Step Solution

1. Step 1: Write the proportion equation
   2,707.14 : 4,059.27 = 1,245 : x
2. Step 2: Convert to fraction form
   2,707.14/4,059.27 = 1,245/x
3. Step 3: Cross multiply
   2,707.14x = 4,059.27 × 1,245
4. Step 4: Simplify right side
   2,707.14x = 5,053,791.15
5. Step 5: Solve for x
   x = 5,053,791.15/2,707.14
6. Step 6: Final answer
   x = 1,866.84