Finding the Fourth Proportional to 17,964.20, 24,792.42 and 10,007.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,964.20 : 24,792.42 = 10,007.72 : x
2. Step 2: Convert to fraction form
   17,964.20/24,792.42 = 10,007.72/x
3. Step 3: Cross multiply
   17,964.20x = 24,792.42 × 10,007.72
4. Step 4: Simplify right side
   17,964.20x = 248,115,597.48
5. Step 5: Solve for x
   x = 248,115,597.48/17,964.20
6. Step 6: Final answer
   x = 13,811.67