Finding the Fourth Proportional to 2,078.83, 3,116.52 and 846.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078.83 : 3,116.52 = 846.82 : x
2. Step 2: Convert to fraction form
   2,078.83/3,116.52 = 846.82/x
3. Step 3: Cross multiply
   2,078.83x = 3,116.52 × 846.82
4. Step 4: Simplify right side
   2,078.83x = 2,639,131.47
5. Step 5: Solve for x
   x = 2,639,131.47/2,078.83
6. Step 6: Final answer
   x = 1,269.53