Finding the Fourth Proportional to 16,870.56, 25,306.14 and 5,183.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,870.56 : 25,306.14 = 5,183.88 : x
2. Step 2: Convert to fraction form
   16,870.56/25,306.14 = 5,183.88/x
3. Step 3: Cross multiply
   16,870.56x = 25,306.14 × 5,183.88
4. Step 4: Simplify right side
   16,870.56x = 131,183,993.02
5. Step 5: Solve for x
   x = 131,183,993.02/16,870.56
6. Step 6: Final answer
   x = 7,775.91