Finding the Fourth Proportional to 2,500.20, 3,764.15 and 2,209.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.20 : 3,764.15 = 2,209.37 : x
2. Step 2: Convert to fraction form
   2,500.20/3,764.15 = 2,209.37/x
3. Step 3: Cross multiply
   2,500.20x = 3,764.15 × 2,209.37
4. Step 4: Simplify right side
   2,500.20x = 8,316,370.22
5. Step 5: Solve for x
   x = 8,316,370.22/2,500.20
6. Step 6: Final answer
   x = 3,326.28