Finding the Fourth Proportional to 16,482.56, 24,720.60 and 10,556.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,482.56 : 24,720.60 = 10,556.72 : x
2. Step 2: Convert to fraction form
   16,482.56/24,720.60 = 10,556.72/x
3. Step 3: Cross multiply
   16,482.56x = 24,720.60 × 10,556.72
4. Step 4: Simplify right side
   16,482.56x = 260,968,452.43
5. Step 5: Solve for x
   x = 260,968,452.43/16,482.56
6. Step 6: Final answer
   x = 15,833.00