Finding the Fourth Proportional to 17,386.82, 23,992 and 10,672.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,386.82 : 23,992 = 10,672.72 : x
2. Step 2: Convert to fraction form
   17,386.82/23,992 = 10,672.72/x
3. Step 3: Cross multiply
   17,386.82x = 23,992 × 10,672.72
4. Step 4: Simplify right side
   17,386.82x = 256,059,898.24
5. Step 5: Solve for x
   x = 256,059,898.24/17,386.82
6. Step 6: Final answer
   x = 14,727.24