Finding the Fourth Proportional to 8,141.13, 12,209.25 and 3,461.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,141.13 : 12,209.25 = 3,461.12 : x
2. Step 2: Convert to fraction form
   8,141.13/12,209.25 = 3,461.12/x
3. Step 3: Cross multiply
   8,141.13x = 12,209.25 × 3,461.12
4. Step 4: Simplify right side
   8,141.13x = 42,257,618.31
5. Step 5: Solve for x
   x = 42,257,618.31/8,141.13
6. Step 6: Final answer
   x = 5,190.63