Finding the Fourth Proportional to 2,761.07, 4,141.82 and 786.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,761.07 : 4,141.82 = 786.84 : x
2. Step 2: Convert to fraction form
   2,761.07/4,141.82 = 786.84/x
3. Step 3: Cross multiply
   2,761.07x = 4,141.82 × 786.84
4. Step 4: Simplify right side
   2,761.07x = 3,258,945.71
5. Step 5: Solve for x
   x = 3,258,945.71/2,761.07
6. Step 6: Final answer
   x = 1,180.32