Finding the Fourth Proportional to 3,577.43, 4,936.79 and 2,085.41

Step by Step Solution

1. Step 1: Write the proportion equation
   3,577.43 : 4,936.79 = 2,085.41 : x
2. Step 2: Convert to fraction form
   3,577.43/4,936.79 = 2,085.41/x
3. Step 3: Cross multiply
   3,577.43x = 4,936.79 × 2,085.41
4. Step 4: Simplify right side
   3,577.43x = 10,295,196.12
5. Step 5: Solve for x
   x = 10,295,196.12/3,577.43
6. Step 6: Final answer
   x = 2,877.82