Finding the Fourth Proportional to 591,315.84, 815,939.52 and 333,198.72

Step by Step Solution

1. Step 1: Write the proportion equation
   591,315.84 : 815,939.52 = 333,198.72 : x
2. Step 2: Convert to fraction form
   591,315.84/815,939.52 = 333,198.72/x
3. Step 3: Cross multiply
   591,315.84x = 815,939.52 × 333,198.72
4. Step 4: Simplify right side
   591,315.84x = 271,870,003,661.41
5. Step 5: Solve for x
   x = 271,870,003,661.41/591,315.84
6. Step 6: Final answer
   x = 459,771.22