Finding the Fourth Proportional to 743,825.16, 1,026,490.38 and 404,294.28

Step by Step Solution

1. Step 1: Write the proportion equation
   743,825.16 : 1,026,490.38 = 404,294.28 : x
2. Step 2: Convert to fraction form
   743,825.16/1,026,490.38 = 404,294.28/x
3. Step 3: Cross multiply
   743,825.16x = 1,026,490.38 × 404,294.28
4. Step 4: Simplify right side
   743,825.16x = 415,004,189,109.03
5. Step 5: Solve for x
   x = 415,004,189,109.03/743,825.16
6. Step 6: Final answer
   x = 557,932.44