Finding the Fourth Proportional to 2,230.50, 3,077.49 and 1,273.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,230.50 : 3,077.49 = 1,273.42 : x
2. Step 2: Convert to fraction form
   2,230.50/3,077.49 = 1,273.42/x
3. Step 3: Cross multiply
   2,230.50x = 3,077.49 × 1,273.42
4. Step 4: Simplify right side
   2,230.50x = 3,918,945.94
5. Step 5: Solve for x
   x = 3,918,945.94/2,230.50
6. Step 6: Final answer
   x = 1,756.98