Finding the Fourth Proportional to 8,330.32, 12,485.42 and 3,648.32

Step by Step Solution

1. Step 1: Write the proportion equation
   8,330.32 : 12,485.42 = 3,648.32 : x
2. Step 2: Convert to fraction form
   8,330.32/12,485.42 = 3,648.32/x
3. Step 3: Cross multiply
   8,330.32x = 12,485.42 × 3,648.32
4. Step 4: Simplify right side
   8,330.32x = 45,550,807.49
5. Step 5: Solve for x
   x = 45,550,807.49/8,330.32
6. Step 6: Final answer
   x = 5,468.07