Finding the Fourth Proportional to 2,272.73, 3,136.46 and 1,264.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,272.73 : 3,136.46 = 1,264.46 : x
2. Step 2: Convert to fraction form
   2,272.73/3,136.46 = 1,264.46/x
3. Step 3: Cross multiply
   2,272.73x = 3,136.46 × 1,264.46
4. Step 4: Simplify right side
   2,272.73x = 3,965,906.21
5. Step 5: Solve for x
   x = 3,965,906.21/2,272.73
6. Step 6: Final answer
   x = 1,745.00