Finding the Fourth Proportional to 1,839.68, 2,538.79 and 1,441.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,839.68 : 2,538.79 = 1,441.83 : x
2. Step 2: Convert to fraction form
   1,839.68/2,538.79 = 1,441.83/x
3. Step 3: Cross multiply
   1,839.68x = 2,538.79 × 1,441.83
4. Step 4: Simplify right side
   1,839.68x = 3,660,517.61
5. Step 5: Solve for x
   x = 3,660,517.61/1,839.68
6. Step 6: Final answer
   x = 1,989.76