Finding the Fourth Proportional to 300,883.98, 451,355.94 and 111,395.01

Step by Step Solution

1. Step 1: Write the proportion equation
   300,883.98 : 451,355.94 = 111,395.01 : x
2. Step 2: Convert to fraction form
   300,883.98/451,355.94 = 111,395.01/x
3. Step 3: Cross multiply
   300,883.98x = 451,355.94 × 111,395.01
4. Step 4: Simplify right side
   300,883.98x = 50,278,799,449.86
5. Step 5: Solve for x
   x = 50,278,799,449.86/300,883.98
6. Step 6: Final answer
   x = 167,103.61