Finding the Fourth Proportional to 8,310.06, 12,467.70 and 3,627.90

Step by Step Solution

1. Step 1: Write the proportion equation
   8,310.06 : 12,467.70 = 3,627.90 : x
2. Step 2: Convert to fraction form
   8,310.06/12,467.70 = 3,627.90/x
3. Step 3: Cross multiply
   8,310.06x = 12,467.70 × 3,627.90
4. Step 4: Simplify right side
   8,310.06x = 45,231,568.83
5. Step 5: Solve for x
   x = 45,231,568.83/8,310.06
6. Step 6: Final answer
   x = 5,442.99