Finding the Fourth Proportional to 2,395.90, 3,572.69 and 2,104.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,395.90 : 3,572.69 = 2,104.60 : x
2. Step 2: Convert to fraction form
   2,395.90/3,572.69 = 2,104.60/x
3. Step 3: Cross multiply
   2,395.90x = 3,572.69 × 2,104.60
4. Step 4: Simplify right side
   2,395.90x = 7,519,065.51
5. Step 5: Solve for x
   x = 7,519,065.51/2,395.90
6. Step 6: Final answer
   x = 3,138.31