Finding the Fourth Proportional to 50,443.81, 69,550.78 and 31,548.13

Step by Step Solution

1. Step 1: Write the proportion equation
   50,443.81 : 69,550.78 = 31,548.13 : x
2. Step 2: Convert to fraction form
   50,443.81/69,550.78 = 31,548.13/x
3. Step 3: Cross multiply
   50,443.81x = 69,550.78 × 31,548.13
4. Step 4: Simplify right side
   50,443.81x = 2,194,197,049.04
5. Step 5: Solve for x
   x = 2,194,197,049.04/50,443.81
6. Step 6: Final answer
   x = 43,497.85