Finding the Fourth Proportional to 120,991.94, 181,487.29 and 31,034.27

Step by Step Solution

1. Step 1: Write the proportion equation
   120,991.94 : 181,487.29 = 31,034.27 : x
2. Step 2: Convert to fraction form
   120,991.94/181,487.29 = 31,034.27/x
3. Step 3: Cross multiply
   120,991.94x = 181,487.29 × 31,034.27
4. Step 4: Simplify right side
   120,991.94x = 5,632,325,559.43
5. Step 5: Solve for x
   x = 5,632,325,559.43/120,991.94
6. Step 6: Final answer
   x = 46,551.25