Finding the Fourth Proportional to 3,769.65, 5,201.83 and 2,090.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,769.65 : 5,201.83 = 2,090.89 : x
2. Step 2: Convert to fraction form
   3,769.65/5,201.83 = 2,090.89/x
3. Step 3: Cross multiply
   3,769.65x = 5,201.83 × 2,090.89
4. Step 4: Simplify right side
   3,769.65x = 10,876,454.33
5. Step 5: Solve for x
   x = 10,876,454.33/3,769.65
6. Step 6: Final answer
   x = 2,885.27