Finding the Fourth Proportional to 741,013.73, 1,022,585.59 and 418,716.89

Step by Step Solution

1. Step 1: Write the proportion equation
   741,013.73 : 1,022,585.59 = 418,716.89 : x
2. Step 2: Convert to fraction form
   741,013.73/1,022,585.59 = 418,716.89/x
3. Step 3: Cross multiply
   741,013.73x = 1,022,585.59 × 418,716.89
4. Step 4: Simplify right side
   741,013.73x = 428,173,858,003.62
5. Step 5: Solve for x
   x = 428,173,858,003.62/741,013.73
6. Step 6: Final answer
   x = 577,821.76