Finding the Fourth Proportional to 7,188.24, 10,780.20 and 2,804.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,188.24 : 10,780.20 = 2,804.52 : x
2. Step 2: Convert to fraction form
   7,188.24/10,780.20 = 2,804.52/x
3. Step 3: Cross multiply
   7,188.24x = 10,780.20 × 2,804.52
4. Step 4: Simplify right side
   7,188.24x = 30,233,286.50
5. Step 5: Solve for x
   x = 30,233,286.50/7,188.24
6. Step 6: Final answer
   x = 4,205.94