Finding the Fourth Proportional to 17,031.34, 23,499.70 and 9,956.38

Step by Step Solution

1. Step 1: Write the proportion equation
   17,031.34 : 23,499.70 = 9,956.38 : x
2. Step 2: Convert to fraction form
   17,031.34/23,499.70 = 9,956.38/x
3. Step 3: Cross multiply
   17,031.34x = 23,499.70 × 9,956.38
4. Step 4: Simplify right side
   17,031.34x = 233,971,943.09
5. Step 5: Solve for x
   x = 233,971,943.09/17,031.34
6. Step 6: Final answer
   x = 13,737.73