Finding the Fourth Proportional to 300,096.80, 414,116.88 and 164,103.68

Step by Step Solution

1. Step 1: Write the proportion equation
   300,096.80 : 414,116.88 = 164,103.68 : x
2. Step 2: Convert to fraction form
   300,096.80/414,116.88 = 164,103.68/x
3. Step 3: Cross multiply
   300,096.80x = 414,116.88 × 164,103.68
4. Step 4: Simplify right side
   300,096.80x = 67,958,103,958.12
5. Step 5: Solve for x
   x = 67,958,103,958.12/300,096.80
6. Step 6: Final answer
   x = 226,453.94