Finding the Fourth Proportional to 3,768.01, 5,200.39 and 2,089.79

Step by Step Solution

1. Step 1: Write the proportion equation
   3,768.01 : 5,200.39 = 2,089.79 : x
2. Step 2: Convert to fraction form
   3,768.01/5,200.39 = 2,089.79/x
3. Step 3: Cross multiply
   3,768.01x = 5,200.39 × 2,089.79
4. Step 4: Simplify right side
   3,768.01x = 10,867,686.57
5. Step 5: Solve for x
   x = 10,867,686.57/3,768.01
6. Step 6: Final answer
   x = 2,884.20