Finding the Fourth Proportional to 2,604.51, 3,920.83 and 2,378.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,604.51 : 3,920.83 = 2,378.52 : x
2. Step 2: Convert to fraction form
   2,604.51/3,920.83 = 2,378.52/x
3. Step 3: Cross multiply
   2,604.51x = 3,920.83 × 2,378.52
4. Step 4: Simplify right side
   2,604.51x = 9,325,766.63
5. Step 5: Solve for x
   x = 9,325,766.63/2,604.51
6. Step 6: Final answer
   x = 3,580.62