Finding the Fourth Proportional to 120,992.94, 181,488.78 and 31,035.28

Step by Step Solution

1. Step 1: Write the proportion equation
   120,992.94 : 181,488.78 = 31,035.28 : x
2. Step 2: Convert to fraction form
   120,992.94/181,488.78 = 31,035.28/x
3. Step 3: Cross multiply
   120,992.94x = 181,488.78 × 31,035.28
4. Step 4: Simplify right side
   120,992.94x = 5,632,555,104.16
5. Step 5: Solve for x
   x = 5,632,555,104.16/120,992.94
6. Step 6: Final answer
   x = 46,552.76