Finding the Fourth Proportional to 8,147.59, 12,245.38 and 5,523.80

Step by Step Solution

1. Step 1: Write the proportion equation
   8,147.59 : 12,245.38 = 5,523.80 : x
2. Step 2: Convert to fraction form
   8,147.59/12,245.38 = 5,523.80/x
3. Step 3: Cross multiply
   8,147.59x = 12,245.38 × 5,523.80
4. Step 4: Simplify right side
   8,147.59x = 67,640,955.01
5. Step 5: Solve for x
   x = 67,640,955.01/8,147.59
6. Step 6: Final answer
   x = 8,301.96