Finding the Fourth Proportional to 17,006.16, 23,479.56 and 10,386

Step by Step Solution

1. Step 1: Write the proportion equation
   17,006.16 : 23,479.56 = 10,386 : x
2. Step 2: Convert to fraction form
   17,006.16/23,479.56 = 10,386/x
3. Step 3: Cross multiply
   17,006.16x = 23,479.56 × 10,386
4. Step 4: Simplify right side
   17,006.16x = 243,858,710.16
5. Step 5: Solve for x
   x = 243,858,710.16/17,006.16
6. Step 6: Final answer
   x = 14,339.43