Finding the Fourth Proportional to 17,320.48, 23,903.28 and 10,245.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,320.48 : 23,903.28 = 10,245.28 : x
2. Step 2: Convert to fraction form
   17,320.48/23,903.28 = 10,245.28/x
3. Step 3: Cross multiply
   17,320.48x = 23,903.28 × 10,245.28
4. Step 4: Simplify right side
   17,320.48x = 244,895,796.52
5. Step 5: Solve for x
   x = 244,895,796.52/17,320.48
6. Step 6: Final answer
   x = 14,139.09