Finding the Fourth Proportional to 17,874.05, 24,669.15 and 9,918.83

Step by Step Solution

1. Step 1: Write the proportion equation
   17,874.05 : 24,669.15 = 9,918.83 : x
2. Step 2: Convert to fraction form
   17,874.05/24,669.15 = 9,918.83/x
3. Step 3: Cross multiply
   17,874.05x = 24,669.15 × 9,918.83
4. Step 4: Simplify right side
   17,874.05x = 244,689,105.09
5. Step 5: Solve for x
   x = 244,689,105.09/17,874.05
6. Step 6: Final answer
   x = 13,689.63