Finding the Fourth Proportional to 470,766.72, 705,986.46 and 200,883.94

Step by Step Solution

1. Step 1: Write the proportion equation
   470,766.72 : 705,986.46 = 200,883.94 : x
2. Step 2: Convert to fraction form
   470,766.72/705,986.46 = 200,883.94/x
3. Step 3: Cross multiply
   470,766.72x = 705,986.46 × 200,883.94
4. Step 4: Simplify right side
   470,766.72x = 141,821,341,671.45
5. Step 5: Solve for x
   x = 141,821,341,671.45/470,766.72
6. Step 6: Final answer
   x = 301,256.09