Finding the Fourth Proportional to 2,503.04, 3,453.72 and 1,571.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,503.04 : 3,453.72 = 1,571.12 : x
2. Step 2: Convert to fraction form
   2,503.04/3,453.72 = 1,571.12/x
3. Step 3: Cross multiply
   2,503.04x = 3,453.72 × 1,571.12
4. Step 4: Simplify right side
   2,503.04x = 5,426,208.57
5. Step 5: Solve for x
   x = 5,426,208.57/2,503.04
6. Step 6: Final answer
   x = 2,167.85