Finding the Fourth Proportional to 17,290.56, 23,861.08 and 9,838.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,290.56 : 23,861.08 = 9,838.56 : x
2. Step 2: Convert to fraction form
   17,290.56/23,861.08 = 9,838.56/x
3. Step 3: Cross multiply
   17,290.56x = 23,861.08 × 9,838.56
4. Step 4: Simplify right side
   17,290.56x = 234,758,667.24
5. Step 5: Solve for x
   x = 234,758,667.24/17,290.56
6. Step 6: Final answer
   x = 13,577.27