Finding the Fourth Proportional to 3,620.69, 4,993.81 and 2,503.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,620.69 : 4,993.81 = 2,503.50 : x
2. Step 2: Convert to fraction form
   3,620.69/4,993.81 = 2,503.50/x
3. Step 3: Cross multiply
   3,620.69x = 4,993.81 × 2,503.50
4. Step 4: Simplify right side
   3,620.69x = 12,502,003.34
5. Step 5: Solve for x
   x = 12,502,003.34/3,620.69
6. Step 6: Final answer
   x = 3,452.93