Finding the Fourth Proportional to 300,752.06, 451,128.69 and 123,227.19

Step by Step Solution

1. Step 1: Write the proportion equation
   300,752.06 : 451,128.69 = 123,227.19 : x
2. Step 2: Convert to fraction form
   300,752.06/451,128.69 = 123,227.19/x
3. Step 3: Cross multiply
   300,752.06x = 451,128.69 × 123,227.19
4. Step 4: Simplify right side
   300,752.06x = 55,591,320,797.08
5. Step 5: Solve for x
   x = 55,591,320,797.08/300,752.06
6. Step 6: Final answer
   x = 184,841.03