Finding the Fourth Proportional to 17,391.82, 23,999.25 and 9,837.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,391.82 : 23,999.25 = 9,837.76 : x
2. Step 2: Convert to fraction form
   17,391.82/23,999.25 = 9,837.76/x
3. Step 3: Cross multiply
   17,391.82x = 23,999.25 × 9,837.76
4. Step 4: Simplify right side
   17,391.82x = 236,098,861.68
5. Step 5: Solve for x
   x = 236,098,861.68/17,391.82
6. Step 6: Final answer
   x = 13,575.28