Finding the Fourth Proportional to 17,911.47, 24,717.32 and 9,953.49

Step by Step Solution

1. Step 1: Write the proportion equation
   17,911.47 : 24,717.32 = 9,953.49 : x
2. Step 2: Convert to fraction form
   17,911.47/24,717.32 = 9,953.49/x
3. Step 3: Cross multiply
   17,911.47x = 24,717.32 × 9,953.49
4. Step 4: Simplify right side
   17,911.47x = 246,023,597.45
5. Step 5: Solve for x
   x = 246,023,597.45/17,911.47
6. Step 6: Final answer
   x = 13,735.53