Finding the Fourth Proportional to 17,659.53, 24,351.82 and 12,288.05

Step by Step Solution

1. Step 1: Write the proportion equation
   17,659.53 : 24,351.82 = 12,288.05 : x
2. Step 2: Convert to fraction form
   17,659.53/24,351.82 = 12,288.05/x
3. Step 3: Cross multiply
   17,659.53x = 24,351.82 × 12,288.05
4. Step 4: Simplify right side
   17,659.53x = 299,236,434.95
5. Step 5: Solve for x
   x = 299,236,434.95/17,659.53
6. Step 6: Final answer
   x = 16,944.76