Finding the Fourth Proportional to 8,301.30, 12,455.61 and 4,404.75

Step by Step Solution

1. Step 1: Write the proportion equation
   8,301.30 : 12,455.61 = 4,404.75 : x
2. Step 2: Convert to fraction form
   8,301.30/12,455.61 = 4,404.75/x
3. Step 3: Cross multiply
   8,301.30x = 12,455.61 × 4,404.75
4. Step 4: Simplify right side
   8,301.30x = 54,863,848.15
5. Step 5: Solve for x
   x = 54,863,848.15/8,301.30
6. Step 6: Final answer
   x = 6,609.07