Finding the Fourth Proportional to 4,820.49, 7,233.46 and 2,223.43

Step by Step Solution

1. Step 1: Write the proportion equation
   4,820.49 : 7,233.46 = 2,223.43 : x
2. Step 2: Convert to fraction form
   4,820.49/7,233.46 = 2,223.43/x
3. Step 3: Cross multiply
   4,820.49x = 7,233.46 × 2,223.43
4. Step 4: Simplify right side
   4,820.49x = 16,083,068.33
5. Step 5: Solve for x
   x = 16,083,068.33/4,820.49
6. Step 6: Final answer
   x = 3,336.40