Finding the Fourth Proportional to 16,403.56, 24,609.24 and 5,310.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,403.56 : 24,609.24 = 5,310.25 : x
2. Step 2: Convert to fraction form
   16,403.56/24,609.24 = 5,310.25/x
3. Step 3: Cross multiply
   16,403.56x = 24,609.24 × 5,310.25
4. Step 4: Simplify right side
   16,403.56x = 130,681,135.52
5. Step 5: Solve for x
   x = 130,681,135.52/16,403.56
6. Step 6: Final answer
   x = 7,966.63