Finding the Fourth Proportional to 2,453.41, 3,386.15 and 1,569.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,453.41 : 3,386.15 = 1,569.18 : x
2. Step 2: Convert to fraction form
   2,453.41/3,386.15 = 1,569.18/x
3. Step 3: Cross multiply
   2,453.41x = 3,386.15 × 1,569.18
4. Step 4: Simplify right side
   2,453.41x = 5,313,478.86
5. Step 5: Solve for x
   x = 5,313,478.86/2,453.41
6. Step 6: Final answer
   x = 2,165.75