Finding the Fourth Proportional to 17,989.59, 26,949.32 and 10,952.15

Step by Step Solution

1. Step 1: Write the proportion equation
   17,989.59 : 26,949.32 = 10,952.15 : x
2. Step 2: Convert to fraction form
   17,989.59/26,949.32 = 10,952.15/x
3. Step 3: Cross multiply
   17,989.59x = 26,949.32 × 10,952.15
4. Step 4: Simplify right side
   17,989.59x = 295,153,059.80
5. Step 5: Solve for x
   x = 295,153,059.80/17,989.59
6. Step 6: Final answer
   x = 16,406.88