Finding the Fourth Proportional to 4,787.82, 7,178.27 and 3,223.94

Step by Step Solution

1. Step 1: Write the proportion equation
   4,787.82 : 7,178.27 = 3,223.94 : x
2. Step 2: Convert to fraction form
   4,787.82/7,178.27 = 3,223.94/x
3. Step 3: Cross multiply
   4,787.82x = 7,178.27 × 3,223.94
4. Step 4: Simplify right side
   4,787.82x = 23,142,313.61
5. Step 5: Solve for x
   x = 23,142,313.61/4,787.82
6. Step 6: Final answer
   x = 4,833.58