Finding the Fourth Proportional to 6,321.58, 8,725.50 and 3,668.45

Step by Step Solution

1. Step 1: Write the proportion equation
   6,321.58 : 8,725.50 = 3,668.45 : x
2. Step 2: Convert to fraction form
   6,321.58/8,725.50 = 3,668.45/x
3. Step 3: Cross multiply
   6,321.58x = 8,725.50 × 3,668.45
4. Step 4: Simplify right side
   6,321.58x = 32,009,016.85
5. Step 5: Solve for x
   x = 32,009,016.85/6,321.58
6. Step 6: Final answer
   x = 5,063.45