Finding the Fourth Proportional to 3,763.71, 5,193.71 and 2,085.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,763.71 : 5,193.71 = 2,085.09 : x
2. Step 2: Convert to fraction form
   3,763.71/5,193.71 = 2,085.09/x
3. Step 3: Cross multiply
   3,763.71x = 5,193.71 × 2,085.09
4. Step 4: Simplify right side
   3,763.71x = 10,829,352.78
5. Step 5: Solve for x
   x = 10,829,352.78/3,763.71
6. Step 6: Final answer
   x = 2,877.31