Finding the Fourth Proportional to 3,993.05, 5,513.88 and 2,503.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,993.05 : 5,513.88 = 2,503.52 : x
2. Step 2: Convert to fraction form
   3,993.05/5,513.88 = 2,503.52/x
3. Step 3: Cross multiply
   3,993.05x = 5,513.88 × 2,503.52
4. Step 4: Simplify right side
   3,993.05x = 13,804,108.86
5. Step 5: Solve for x
   x = 13,804,108.86/3,993.05
6. Step 6: Final answer
   x = 3,457.03