Finding the Fourth Proportional to 1,941.30, 2,678.52 and 1,144.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,941.30 : 2,678.52 = 1,144.68 : x
2. Step 2: Convert to fraction form
   1,941.30/2,678.52 = 1,144.68/x
3. Step 3: Cross multiply
   1,941.30x = 2,678.52 × 1,144.68
4. Step 4: Simplify right side
   1,941.30x = 3,066,048.27
5. Step 5: Solve for x
   x = 3,066,048.27/1,941.30
6. Step 6: Final answer
   x = 1,579.38