Finding the Fourth Proportional to 17,154.66, 23,669.55 and 10,863.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,154.66 : 23,669.55 = 10,863.42 : x
2. Step 2: Convert to fraction form
   17,154.66/23,669.55 = 10,863.42/x
3. Step 3: Cross multiply
   17,154.66x = 23,669.55 × 10,863.42
4. Step 4: Simplify right side
   17,154.66x = 257,132,262.86
5. Step 5: Solve for x
   x = 257,132,262.86/17,154.66
6. Step 6: Final answer
   x = 14,989.06