Finding the Fourth Proportional to 31,097.42, 42,914.46 and 17,668.69

Step by Step Solution

1. Step 1: Write the proportion equation
   31,097.42 : 42,914.46 = 17,668.69 : x
2. Step 2: Convert to fraction form
   31,097.42/42,914.46 = 17,668.69/x
3. Step 3: Cross multiply
   31,097.42x = 42,914.46 × 17,668.69
4. Step 4: Simplify right side
   31,097.42x = 758,242,414.31
5. Step 5: Solve for x
   x = 758,242,414.31/31,097.42
6. Step 6: Final answer
   x = 24,382.81