Finding the Fourth Proportional to 6,456.18, 8,910.16 and 3,804.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,456.18 : 8,910.16 = 3,804.42 : x
2. Step 2: Convert to fraction form
   6,456.18/8,910.16 = 3,804.42/x
3. Step 3: Cross multiply
   6,456.18x = 8,910.16 × 3,804.42
4. Step 4: Simplify right side
   6,456.18x = 33,897,990.91
5. Step 5: Solve for x
   x = 33,897,990.91/6,456.18
6. Step 6: Final answer
   x = 5,250.47