Finding the Fourth Proportional to 1,965.93, 2,947.94 and 1,144.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,965.93 : 2,947.94 = 1,144.49 : x
2. Step 2: Convert to fraction form
   1,965.93/2,947.94 = 1,144.49/x
3. Step 3: Cross multiply
   1,965.93x = 2,947.94 × 1,144.49
4. Step 4: Simplify right side
   1,965.93x = 3,373,887.85
5. Step 5: Solve for x
   x = 3,373,887.85/1,965.93
6. Step 6: Final answer
   x = 1,716.18