Finding the Fourth Proportional to 8,301.20, 12,450.56 and 3,370.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,301.20 : 12,450.56 = 3,370.82 : x
2. Step 2: Convert to fraction form
   8,301.20/12,450.56 = 3,370.82/x
3. Step 3: Cross multiply
   8,301.20x = 12,450.56 × 3,370.82
4. Step 4: Simplify right side
   8,301.20x = 41,968,517.55
5. Step 5: Solve for x
   x = 41,968,517.55/8,301.20
6. Step 6: Final answer
   x = 5,055.72