Finding the Fourth Proportional to 50,785.38, 70,118.46 and 31,672.62

Step by Step Solution

1. Step 1: Write the proportion equation
   50,785.38 : 70,118.46 = 31,672.62 : x
2. Step 2: Convert to fraction form
   50,785.38/70,118.46 = 31,672.62/x
3. Step 3: Cross multiply
   50,785.38x = 70,118.46 × 31,672.62
4. Step 4: Simplify right side
   50,785.38x = 2,220,835,338.57
5. Step 5: Solve for x
   x = 2,220,835,338.57/50,785.38
6. Step 6: Final answer
   x = 43,729.82