Finding the Fourth Proportional to 17,673.12, 24,388.83 and 9,715.77

Step by Step Solution

1. Step 1: Write the proportion equation
   17,673.12 : 24,388.83 = 9,715.77 : x
2. Step 2: Convert to fraction form
   17,673.12/24,388.83 = 9,715.77/x
3. Step 3: Cross multiply
   17,673.12x = 24,388.83 × 9,715.77
4. Step 4: Simplify right side
   17,673.12x = 236,956,262.85
5. Step 5: Solve for x
   x = 236,956,262.85/17,673.12
6. Step 6: Final answer
   x = 13,407.72