Finding the Fourth Proportional to 2,127.25, 2,935.61 and 1,243.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,127.25 : 2,935.61 = 1,243.54 : x
2. Step 2: Convert to fraction form
   2,127.25/2,935.61 = 1,243.54/x
3. Step 3: Cross multiply
   2,127.25x = 2,935.61 × 1,243.54
4. Step 4: Simplify right side
   2,127.25x = 3,650,548.46
5. Step 5: Solve for x
   x = 3,650,548.46/2,127.25
6. Step 6: Final answer
   x = 1,716.09