Finding the Fourth Proportional to 300,961.98, 451,470.69 and 108,884.43

Step by Step Solution

1. Step 1: Write the proportion equation
   300,961.98 : 451,470.69 = 108,884.43 : x
2. Step 2: Convert to fraction form
   300,961.98/451,470.69 = 108,884.43/x
3. Step 3: Cross multiply
   300,961.98x = 451,470.69 × 108,884.43
4. Step 4: Simplify right side
   300,961.98x = 49,158,128,742.36
5. Step 5: Solve for x
   x = 49,158,128,742.36/300,961.98
6. Step 6: Final answer
   x = 163,336.67