Finding the Fourth Proportional to 17,456.32, 24,117.94 and 12,174.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,456.32 : 24,117.94 = 12,174.72 : x
2. Step 2: Convert to fraction form
   17,456.32/24,117.94 = 12,174.72/x
3. Step 3: Cross multiply
   17,456.32x = 24,117.94 × 12,174.72
4. Step 4: Simplify right side
   17,456.32x = 293,629,091.25
5. Step 5: Solve for x
   x = 293,629,091.25/17,456.32
6. Step 6: Final answer
   x = 16,820.79