Finding the Fourth Proportional to 50,673.98, 69,929.63 and 28,013.56

Step by Step Solution

1. Step 1: Write the proportion equation
   50,673.98 : 69,929.63 = 28,013.56 : x
2. Step 2: Convert to fraction form
   50,673.98/69,929.63 = 28,013.56/x
3. Step 3: Cross multiply
   50,673.98x = 69,929.63 × 28,013.56
4. Step 4: Simplify right side
   50,673.98x = 1,958,977,570.89
5. Step 5: Solve for x
   x = 1,958,977,570.89/50,673.98
6. Step 6: Final answer
   x = 38,658.45