Finding the Fourth Proportional to 17,958.56, 24,782.67 and 10,404.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,958.56 : 24,782.67 = 10,404.72 : x
2. Step 2: Convert to fraction form
   17,958.56/24,782.67 = 10,404.72/x
3. Step 3: Cross multiply
   17,958.56x = 24,782.67 × 10,404.72
4. Step 4: Simplify right side
   17,958.56x = 257,856,835.14
5. Step 5: Solve for x
   x = 257,856,835.14/17,958.56
6. Step 6: Final answer
   x = 14,358.44