Finding the Fourth Proportional to 50,446.27, 69,649.34 and 31,354.53

Step by Step Solution

1. Step 1: Write the proportion equation
   50,446.27 : 69,649.34 = 31,354.53 : x
2. Step 2: Convert to fraction form
   50,446.27/69,649.34 = 31,354.53/x
3. Step 3: Cross multiply
   50,446.27x = 69,649.34 × 31,354.53
4. Step 4: Simplify right side
   50,446.27x = 2,183,821,902.55
5. Step 5: Solve for x
   x = 2,183,821,902.55/50,446.27
6. Step 6: Final answer
   x = 43,290.06