Finding the Fourth Proportional to 3,764.54, 5,195.36 and 2,086.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,764.54 : 5,195.36 = 2,086.10 : x
2. Step 2: Convert to fraction form
   3,764.54/5,195.36 = 2,086.10/x
3. Step 3: Cross multiply
   3,764.54x = 5,195.36 × 2,086.10
4. Step 4: Simplify right side
   3,764.54x = 10,838,004.09
5. Step 5: Solve for x
   x = 10,838,004.09/3,764.54
6. Step 6: Final answer
   x = 2,878.98