Finding the Fourth Proportional to 8,300.64, 12,453.48 and 3,369.36

Step by Step Solution

1. Step 1: Write the proportion equation
   8,300.64 : 12,453.48 = 3,369.36 : x
2. Step 2: Convert to fraction form
   8,300.64/12,453.48 = 3,369.36/x
3. Step 3: Cross multiply
   8,300.64x = 12,453.48 × 3,369.36
4. Step 4: Simplify right side
   8,300.64x = 41,960,257.37
5. Step 5: Solve for x
   x = 41,960,257.37/8,300.64
6. Step 6: Final answer
   x = 5,055.06