Finding the Fourth Proportional to 79,992, 119,993.92 and 30,744

Step by Step Solution

1. Step 1: Write the proportion equation
   79,992 : 119,993.92 = 30,744 : x
2. Step 2: Convert to fraction form
   79,992/119,993.92 = 30,744/x
3. Step 3: Cross multiply
   79,992x = 119,993.92 × 30,744
4. Step 4: Simplify right side
   79,992x = 3,689,093,076.48
5. Step 5: Solve for x
   x = 3,689,093,076.48/79,992
6. Step 6: Final answer
   x = 46,118.28