Finding the Fourth Proportional to 2,453.69, 3,388.33 and 1,571.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,453.69 : 3,388.33 = 1,571.03 : x
2. Step 2: Convert to fraction form
   2,453.69/3,388.33 = 1,571.03/x
3. Step 3: Cross multiply
   2,453.69x = 3,388.33 × 1,571.03
4. Step 4: Simplify right side
   2,453.69x = 5,323,165.81
5. Step 5: Solve for x
   x = 5,323,165.81/2,453.69
6. Step 6: Final answer
   x = 2,169.45