Finding the Fourth Proportional to 17,715.30, 24,447.42 and 9,756.96

Step by Step Solution

1. Step 1: Write the proportion equation
   17,715.30 : 24,447.42 = 9,756.96 : x
2. Step 2: Convert to fraction form
   17,715.30/24,447.42 = 9,756.96/x
3. Step 3: Cross multiply
   17,715.30x = 24,447.42 × 9,756.96
4. Step 4: Simplify right side
   17,715.30x = 238,532,499.04
5. Step 5: Solve for x
   x = 238,532,499.04/17,715.30
6. Step 6: Final answer
   x = 13,464.77