Finding the Fourth Proportional to 8,304.72, 12,459.38 and 3,623.86

Step by Step Solution

1. Step 1: Write the proportion equation
   8,304.72 : 12,459.38 = 3,623.86 : x
2. Step 2: Convert to fraction form
   8,304.72/12,459.38 = 3,623.86/x
3. Step 3: Cross multiply
   8,304.72x = 12,459.38 × 3,623.86
4. Step 4: Simplify right side
   8,304.72x = 45,151,048.81
5. Step 5: Solve for x
   x = 45,151,048.81/8,304.72
6. Step 6: Final answer
   x = 5,436.79