Finding the Fourth Proportional to 2,273.27, 3,136.52 and 1,433.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,273.27 : 3,136.52 = 1,433.90 : x
2. Step 2: Convert to fraction form
   2,273.27/3,136.52 = 1,433.90/x
3. Step 3: Cross multiply
   2,273.27x = 3,136.52 × 1,433.90
4. Step 4: Simplify right side
   2,273.27x = 4,497,467.45
5. Step 5: Solve for x
   x = 4,497,467.45/2,273.27
6. Step 6: Final answer
   x = 1,978.42