Finding the Fourth Proportional to 300,923.91, 451,429.61 and 160,605.99

Step by Step Solution

1. Step 1: Write the proportion equation
   300,923.91 : 451,429.61 = 160,605.99 : x
2. Step 2: Convert to fraction form
   300,923.91/451,429.61 = 160,605.99/x
3. Step 3: Cross multiply
   300,923.91x = 451,429.61 × 160,605.99
4. Step 4: Simplify right side
   300,923.91x = 72,502,298,626.33
5. Step 5: Solve for x
   x = 72,502,298,626.33/300,923.91
6. Step 6: Final answer
   x = 240,932.33