Finding the Fourth Proportional to 300,667.97, 451,023.02 and 120,753.41

Step by Step Solution

1. Step 1: Write the proportion equation
   300,667.97 : 451,023.02 = 120,753.41 : x
2. Step 2: Convert to fraction form
   300,667.97/451,023.02 = 120,753.41/x
3. Step 3: Cross multiply
   300,667.97x = 451,023.02 × 120,753.41
4. Step 4: Simplify right side
   300,667.97x = 54,462,567,049.73
5. Step 5: Solve for x
   x = 54,462,567,049.73/300,667.97
6. Step 6: Final answer
   x = 181,138.57