Finding the Fourth Proportional to 2,061.89, 2,843.81 and 1,397.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.89 : 2,843.81 = 1,397.59 : x
2. Step 2: Convert to fraction form
   2,061.89/2,843.81 = 1,397.59/x
3. Step 3: Cross multiply
   2,061.89x = 2,843.81 × 1,397.59
4. Step 4: Simplify right side
   2,061.89x = 3,974,471.56
5. Step 5: Solve for x
   x = 3,974,471.56/2,061.89
6. Step 6: Final answer
   x = 1,927.59