Finding the Fourth Proportional to 2,273.37, 3,136.47 and 1,377.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,273.37 : 3,136.47 = 1,377.39 : x
2. Step 2: Convert to fraction form
   2,273.37/3,136.47 = 1,377.39/x
3. Step 3: Cross multiply
   2,273.37x = 3,136.47 × 1,377.39
4. Step 4: Simplify right side
   2,273.37x = 4,320,142.41
5. Step 5: Solve for x
   x = 4,320,142.41/2,273.37
6. Step 6: Final answer
   x = 1,900.33