Finding the Fourth Proportional to 17,620.09, 24,315.83 and 9,553.81

Step by Step Solution

1. Step 1: Write the proportion equation
   17,620.09 : 24,315.83 = 9,553.81 : x
2. Step 2: Convert to fraction form
   17,620.09/24,315.83 = 9,553.81/x
3. Step 3: Cross multiply
   17,620.09x = 24,315.83 × 9,553.81
4. Step 4: Simplify right side
   17,620.09x = 232,308,819.81
5. Step 5: Solve for x
   x = 232,308,819.81/17,620.09
6. Step 6: Final answer
   x = 13,184.32