Finding the Fourth Proportional to 8,499.72, 12,747.65 and 3,232.86

Step by Step Solution

1. Step 1: Write the proportion equation
   8,499.72 : 12,747.65 = 3,232.86 : x
2. Step 2: Convert to fraction form
   8,499.72/12,747.65 = 3,232.86/x
3. Step 3: Cross multiply
   8,499.72x = 12,747.65 × 3,232.86
4. Step 4: Simplify right side
   8,499.72x = 41,211,375.86
5. Step 5: Solve for x
   x = 41,211,375.86/8,499.72
6. Step 6: Final answer
   x = 4,848.56