Finding the Fourth Proportional to 743,952.52, 1,026,665.94 and 404,422.12

Step by Step Solution

1. Step 1: Write the proportion equation
   743,952.52 : 1,026,665.94 = 404,422.12 : x
2. Step 2: Convert to fraction form
   743,952.52/1,026,665.94 = 404,422.12/x
3. Step 3: Cross multiply
   743,952.52x = 1,026,665.94 × 404,422.12
4. Step 4: Simplify right side
   743,952.52x = 415,206,415,986.59
5. Step 5: Solve for x
   x = 415,206,415,986.59/743,952.52
6. Step 6: Final answer
   x = 558,108.76