Finding the Fourth Proportional to 16,512.56, 24,777.34 and 10,969.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,512.56 : 24,777.34 = 10,969.72 : x
2. Step 2: Convert to fraction form
   16,512.56/24,777.34 = 10,969.72/x
3. Step 3: Cross multiply
   16,512.56x = 24,777.34 × 10,969.72
4. Step 4: Simplify right side
   16,512.56x = 271,800,482.14
5. Step 5: Solve for x
   x = 271,800,482.14/16,512.56
6. Step 6: Final answer
   x = 16,460.23