Finding the Fourth Proportional to 17,013.50, 23,475.19 and 9,938.55

Step by Step Solution

1. Step 1: Write the proportion equation
   17,013.50 : 23,475.19 = 9,938.55 : x
2. Step 2: Convert to fraction form
   17,013.50/23,475.19 = 9,938.55/x
3. Step 3: Cross multiply
   17,013.50x = 23,475.19 × 9,938.55
4. Step 4: Simplify right side
   17,013.50x = 233,309,299.88
5. Step 5: Solve for x
   x = 233,309,299.88/17,013.50
6. Step 6: Final answer
   x = 13,713.19