Finding the Fourth Proportional to 300,647.56, 414,892.72 and 173,322.04

Step by Step Solution

1. Step 1: Write the proportion equation
   300,647.56 : 414,892.72 = 173,322.04 : x
2. Step 2: Convert to fraction form
   300,647.56/414,892.72 = 173,322.04/x
3. Step 3: Cross multiply
   300,647.56x = 414,892.72 × 173,322.04
4. Step 4: Simplify right side
   300,647.56x = 71,910,052,611.55
5. Step 5: Solve for x
   x = 71,910,052,611.55/300,647.56
6. Step 6: Final answer
   x = 239,183.89