Finding the Fourth Proportional to 4,795.43, 7,228.71 and 4,380.17

Step by Step Solution

1. Step 1: Write the proportion equation
   4,795.43 : 7,228.71 = 4,380.17 : x
2. Step 2: Convert to fraction form
   4,795.43/7,228.71 = 4,380.17/x
3. Step 3: Cross multiply
   4,795.43x = 7,228.71 × 4,380.17
4. Step 4: Simplify right side
   4,795.43x = 31,662,942.54
5. Step 5: Solve for x
   x = 31,662,942.54/4,795.43
6. Step 6: Final answer
   x = 6,602.74