Finding the Fourth Proportional to 3,657.35, 5,047.43 and 2,085.41

Step by Step Solution

1. Step 1: Write the proportion equation
   3,657.35 : 5,047.43 = 2,085.41 : x
2. Step 2: Convert to fraction form
   3,657.35/5,047.43 = 2,085.41/x
3. Step 3: Cross multiply
   3,657.35x = 5,047.43 × 2,085.41
4. Step 4: Simplify right side
   3,657.35x = 10,525,925.33
5. Step 5: Solve for x
   x = 10,525,925.33/3,657.35
6. Step 6: Final answer
   x = 2,878.02