Finding the Fourth Proportional to 16,870.04, 25,310.46 and 8,105.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,870.04 : 25,310.46 = 8,105.56 : x
2. Step 2: Convert to fraction form
   16,870.04/25,310.46 = 8,105.56/x
3. Step 3: Cross multiply
   16,870.04x = 25,310.46 × 8,105.56
4. Step 4: Simplify right side
   16,870.04x = 205,155,452.16
5. Step 5: Solve for x
   x = 205,155,452.16/16,870.04
6. Step 6: Final answer
   x = 12,160.93