Finding the Fourth Proportional to 2,083.26, 3,123.84 and 783.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083.26 : 3,123.84 = 783.82 : x
2. Step 2: Convert to fraction form
   2,083.26/3,123.84 = 783.82/x
3. Step 3: Cross multiply
   2,083.26x = 3,123.84 × 783.82
4. Step 4: Simplify right side
   2,083.26x = 2,448,528.27
5. Step 5: Solve for x
   x = 2,448,528.27/2,083.26
6. Step 6: Final answer
   x = 1,175.33