Finding the Fourth Proportional to 3,685.82, 5,084.76 and 2,490.41

Step by Step Solution

1. Step 1: Write the proportion equation
   3,685.82 : 5,084.76 = 2,490.41 : x
2. Step 2: Convert to fraction form
   3,685.82/5,084.76 = 2,490.41/x
3. Step 3: Cross multiply
   3,685.82x = 5,084.76 × 2,490.41
4. Step 4: Simplify right side
   3,685.82x = 12,663,137.15
5. Step 5: Solve for x
   x = 12,663,137.15/3,685.82
6. Step 6: Final answer
   x = 3,435.64