Finding the Fourth Proportional to 17,571.46, 24,249.69 and 10,121.86

Step by Step Solution

1. Step 1: Write the proportion equation
   17,571.46 : 24,249.69 = 10,121.86 : x
2. Step 2: Convert to fraction form
   17,571.46/24,249.69 = 10,121.86/x
3. Step 3: Cross multiply
   17,571.46x = 24,249.69 × 10,121.86
4. Step 4: Simplify right side
   17,571.46x = 245,451,967.22
5. Step 5: Solve for x
   x = 245,451,967.22/17,571.46
6. Step 6: Final answer
   x = 13,968.79