Finding the Fourth Proportional to 17,256.14, 23,821.50 and 13,008.92

Step by Step Solution

1. Step 1: Write the proportion equation
   17,256.14 : 23,821.50 = 13,008.92 : x
2. Step 2: Convert to fraction form
   17,256.14/23,821.50 = 13,008.92/x
3. Step 3: Cross multiply
   17,256.14x = 23,821.50 × 13,008.92
4. Step 4: Simplify right side
   17,256.14x = 309,891,987.78
5. Step 5: Solve for x
   x = 309,891,987.78/17,256.14
6. Step 6: Final answer
   x = 17,958.36