Finding the Fourth Proportional to 31,397.94, 43,329.27 and 17,969.42

Step by Step Solution

1. Step 1: Write the proportion equation
   31,397.94 : 43,329.27 = 17,969.42 : x
2. Step 2: Convert to fraction form
   31,397.94/43,329.27 = 17,969.42/x
3. Step 3: Cross multiply
   31,397.94x = 43,329.27 × 17,969.42
4. Step 4: Simplify right side
   31,397.94x = 778,601,634.28
5. Step 5: Solve for x
   x = 778,601,634.28/31,397.94
6. Step 6: Final answer
   x = 24,797.86