Finding the Fourth Proportional to 8,200.38, 12,300.56 and 3,517.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,200.38 : 12,300.56 = 3,517.37 : x
2. Step 2: Convert to fraction form
   8,200.38/12,300.56 = 3,517.37/x
3. Step 3: Cross multiply
   8,200.38x = 12,300.56 × 3,517.37
4. Step 4: Simplify right side
   8,200.38x = 43,265,559.22
5. Step 5: Solve for x
   x = 43,265,559.22/8,200.38
6. Step 6: Final answer
   x = 5,276.04