Finding the Fourth Proportional to 17,458.32, 24,120.70 and 12,176.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,458.32 : 24,120.70 = 12,176.72 : x
2. Step 2: Convert to fraction form
   17,458.32/24,120.70 = 12,176.72/x
3. Step 3: Cross multiply
   17,458.32x = 24,120.70 × 12,176.72
4. Step 4: Simplify right side
   17,458.32x = 293,711,010.10
5. Step 5: Solve for x
   x = 293,711,010.10/17,458.32
6. Step 6: Final answer
   x = 16,823.56