Finding the Fourth Proportional to 17,673.48, 24,390.90 and 9,717.30

Step by Step Solution

1. Step 1: Write the proportion equation
   17,673.48 : 24,390.90 = 9,717.30 : x
2. Step 2: Convert to fraction form
   17,673.48/24,390.90 = 9,717.30/x
3. Step 3: Cross multiply
   17,673.48x = 24,390.90 × 9,717.30
4. Step 4: Simplify right side
   17,673.48x = 237,013,692.57
5. Step 5: Solve for x
   x = 237,013,692.57/17,673.48
6. Step 6: Final answer
   x = 13,410.70