Finding the Fourth Proportional to 8,285.67, 12,411.72 and 3,837.06

Step by Step Solution

1. Step 1: Write the proportion equation
   8,285.67 : 12,411.72 = 3,837.06 : x
2. Step 2: Convert to fraction form
   8,285.67/12,411.72 = 3,837.06/x
3. Step 3: Cross multiply
   8,285.67x = 12,411.72 × 3,837.06
4. Step 4: Simplify right side
   8,285.67x = 47,624,514.34
5. Step 5: Solve for x
   x = 47,624,514.34/8,285.67
6. Step 6: Final answer
   x = 5,747.82