Finding the Fourth Proportional to 7,204.10, 10,812.29 and 2,824.61

Step by Step Solution

1. Step 1: Write the proportion equation
   7,204.10 : 10,812.29 = 2,824.61 : x
2. Step 2: Convert to fraction form
   7,204.10/10,812.29 = 2,824.61/x
3. Step 3: Cross multiply
   7,204.10x = 10,812.29 × 2,824.61
4. Step 4: Simplify right side
   7,204.10x = 30,540,434.27
5. Step 5: Solve for x
   x = 30,540,434.27/7,204.10
6. Step 6: Final answer
   x = 4,239.32