Finding the Fourth Proportional to 8,159.88, 12,234.86 and 3,477.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,159.88 : 12,234.86 = 3,477.27 : x
2. Step 2: Convert to fraction form
   8,159.88/12,234.86 = 3,477.27/x
3. Step 3: Cross multiply
   8,159.88x = 12,234.86 × 3,477.27
4. Step 4: Simplify right side
   8,159.88x = 42,543,894.25
5. Step 5: Solve for x
   x = 42,543,894.25/8,159.88
6. Step 6: Final answer
   x = 5,213.79