Finding the Fourth Proportional to 17,863.99, 24,650.55 and 9,906.05

Step by Step Solution

1. Step 1: Write the proportion equation
   17,863.99 : 24,650.55 = 9,906.05 : x
2. Step 2: Convert to fraction form
   17,863.99/24,650.55 = 9,906.05/x
3. Step 3: Cross multiply
   17,863.99x = 24,650.55 × 9,906.05
4. Step 4: Simplify right side
   17,863.99x = 244,189,642.45
5. Step 5: Solve for x
   x = 244,189,642.45/17,863.99
6. Step 6: Final answer
   x = 13,669.38