Finding the Fourth Proportional to 2,784.52, 3,845.22 and 2,084.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,784.52 : 3,845.22 = 2,084.68 : x
2. Step 2: Convert to fraction form
   2,784.52/3,845.22 = 2,084.68/x
3. Step 3: Cross multiply
   2,784.52x = 3,845.22 × 2,084.68
4. Step 4: Simplify right side
   2,784.52x = 8,016,053.23
5. Step 5: Solve for x
   x = 8,016,053.23/2,784.52
6. Step 6: Final answer
   x = 2,878.79