Finding the Fourth Proportional to 3,771.50, 5,204.40 and 2,092.85

Step by Step Solution

1. Step 1: Write the proportion equation
   3,771.50 : 5,204.40 = 2,092.85 : x
2. Step 2: Convert to fraction form
   3,771.50/5,204.40 = 2,092.85/x
3. Step 3: Cross multiply
   3,771.50x = 5,204.40 × 2,092.85
4. Step 4: Simplify right side
   3,771.50x = 10,892,002.52
5. Step 5: Solve for x
   x = 10,892,002.52/3,771.50
6. Step 6: Final answer
   x = 2,887.98