Finding the Fourth Proportional to 17,911.86, 24,719.31 and 9,954.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,911.86 : 24,719.31 = 9,954.24 : x
2. Step 2: Convert to fraction form
   17,911.86/24,719.31 = 9,954.24/x
3. Step 3: Cross multiply
   17,911.86x = 24,719.31 × 9,954.24
4. Step 4: Simplify right side
   17,911.86x = 246,061,944.37
5. Step 5: Solve for x
   x = 246,061,944.37/17,911.86
6. Step 6: Final answer
   x = 13,737.38