Finding the Fourth Proportional to 1,939.77, 2,674.82 and 1,441.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,939.77 : 2,674.82 = 1,441.59 : x
2. Step 2: Convert to fraction form
   1,939.77/2,674.82 = 1,441.59/x
3. Step 3: Cross multiply
   1,939.77x = 2,674.82 × 1,441.59
4. Step 4: Simplify right side
   1,939.77x = 3,855,986.56
5. Step 5: Solve for x
   x = 3,855,986.56/1,939.77
6. Step 6: Final answer
   x = 1,987.86