Finding the Fourth Proportional to 31,096.96, 42,913.81 and 17,668.23

Step by Step Solution

1. Step 1: Write the proportion equation
   31,096.96 : 42,913.81 = 17,668.23 : x
2. Step 2: Convert to fraction form
   31,096.96/42,913.81 = 17,668.23/x
3. Step 3: Cross multiply
   31,096.96x = 42,913.81 × 17,668.23
4. Step 4: Simplify right side
   31,096.96x = 758,211,065.26
5. Step 5: Solve for x
   x = 758,211,065.26/31,096.96
6. Step 6: Final answer
   x = 24,382.16