Finding the Fourth Proportional to 17,857.23, 24,642.78 and 10,303.47

Step by Step Solution

1. Step 1: Write the proportion equation
   17,857.23 : 24,642.78 = 10,303.47 : x
2. Step 2: Convert to fraction form
   17,857.23/24,642.78 = 10,303.47/x
3. Step 3: Cross multiply
   17,857.23x = 24,642.78 × 10,303.47
4. Step 4: Simplify right side
   17,857.23x = 253,906,144.45
5. Step 5: Solve for x
   x = 253,906,144.45/17,857.23
6. Step 6: Final answer
   x = 14,218.67