Finding the Fourth Proportional to 31,401.38, 43,331.39 and 17,969.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,401.38 : 43,331.39 = 17,969.56 : x
2. Step 2: Convert to fraction form
   31,401.38/43,331.39 = 17,969.56/x
3. Step 3: Cross multiply
   31,401.38x = 43,331.39 × 17,969.56
4. Step 4: Simplify right side
   31,401.38x = 778,645,949.08
5. Step 5: Solve for x
   x = 778,645,949.08/31,401.38
6. Step 6: Final answer
   x = 24,796.55