Finding the Fourth Proportional to 3,763.70, 5,193.89 and 2,085.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,763.70 : 5,193.89 = 2,085.38 : x
2. Step 2: Convert to fraction form
   3,763.70/5,193.89 = 2,085.38/x
3. Step 3: Cross multiply
   3,763.70x = 5,193.89 × 2,085.38
4. Step 4: Simplify right side
   3,763.70x = 10,831,234.33
5. Step 5: Solve for x
   x = 10,831,234.33/3,763.70
6. Step 6: Final answer
   x = 2,877.82