Finding the Fourth Proportional to 17,196.65, 23,729.59 and 10,122.65

Step by Step Solution

1. Step 1: Write the proportion equation
   17,196.65 : 23,729.59 = 10,122.65 : x
2. Step 2: Convert to fraction form
   17,196.65/23,729.59 = 10,122.65/x
3. Step 3: Cross multiply
   17,196.65x = 23,729.59 × 10,122.65
4. Step 4: Simplify right side
   17,196.65x = 240,206,334.21
5. Step 5: Solve for x
   x = 240,206,334.21/17,196.65
6. Step 6: Final answer
   x = 13,968.21