Finding the Fourth Proportional to 3,675.65, 5,072.83 and 2,104.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,675.65 : 5,072.83 = 2,104.25 : x
2. Step 2: Convert to fraction form
   3,675.65/5,072.83 = 2,104.25/x
3. Step 3: Cross multiply
   3,675.65x = 5,072.83 × 2,104.25
4. Step 4: Simplify right side
   3,675.65x = 10,674,471.90
5. Step 5: Solve for x
   x = 10,674,471.90/3,675.65
6. Step 6: Final answer
   x = 2,904.11