Finding the Fourth Proportional to 6,684.80, 10,020.59 and 3,168.63

Step by Step Solution

1. Step 1: Write the proportion equation
   6,684.80 : 10,020.59 = 3,168.63 : x
2. Step 2: Convert to fraction form
   6,684.80/10,020.59 = 3,168.63/x
3. Step 3: Cross multiply
   6,684.80x = 10,020.59 × 3,168.63
4. Step 4: Simplify right side
   6,684.80x = 31,751,526.25
5. Step 5: Solve for x
   x = 31,751,526.25/6,684.80
6. Step 6: Final answer
   x = 4,749.81