Finding the Fourth Proportional to 17,709.96, 24,434.78 and 10,995.88

Step by Step Solution

1. Step 1: Write the proportion equation
   17,709.96 : 24,434.78 = 10,995.88 : x
2. Step 2: Convert to fraction form
   17,709.96/24,434.78 = 10,995.88/x
3. Step 3: Cross multiply
   17,709.96x = 24,434.78 × 10,995.88
4. Step 4: Simplify right side
   17,709.96x = 268,681,908.71
5. Step 5: Solve for x
   x = 268,681,908.71/17,709.96
6. Step 6: Final answer
   x = 15,171.23