Finding the Fourth Proportional to 6,321.58, 8,726.56 and 4,084.54

Step by Step Solution

1. Step 1: Write the proportion equation
   6,321.58 : 8,726.56 = 4,084.54 : x
2. Step 2: Convert to fraction form
   6,321.58/8,726.56 = 4,084.54/x
3. Step 3: Cross multiply
   6,321.58x = 8,726.56 × 4,084.54
4. Step 4: Simplify right side
   6,321.58x = 35,643,951.35
5. Step 5: Solve for x
   x = 35,643,951.35/6,321.58
6. Step 6: Final answer
   x = 5,638.46