Finding the Fourth Proportional to 595,821.88, 822,414.36 and 404,945.98

Step by Step Solution

1. Step 1: Write the proportion equation
   595,821.88 : 822,414.36 = 404,945.98 : x
2. Step 2: Convert to fraction form
   595,821.88/822,414.36 = 404,945.98/x
3. Step 3: Cross multiply
   595,821.88x = 822,414.36 × 404,945.98
4. Step 4: Simplify right side
   595,821.88x = 333,033,393,064.87
5. Step 5: Solve for x
   x = 333,033,393,064.87/595,821.88
6. Step 6: Final answer
   x = 558,947.91