Finding the Fourth Proportional to 50,731.49, 69,995.50 and 31,614.37

Step by Step Solution

1. Step 1: Write the proportion equation
   50,731.49 : 69,995.50 = 31,614.37 : x
2. Step 2: Convert to fraction form
   50,731.49/69,995.50 = 31,614.37/x
3. Step 3: Cross multiply
   50,731.49x = 69,995.50 × 31,614.37
4. Step 4: Simplify right side
   50,731.49x = 2,212,863,381.31
5. Step 5: Solve for x
   x = 2,212,863,381.31/50,731.49
6. Step 6: Final answer
   x = 43,619.13