Finding the Fourth Proportional to 728,097.37, 1,004,551.71 and 422,112.69

Step by Step Solution

1. Step 1: Write the proportion equation
   728,097.37 : 1,004,551.71 = 422,112.69 : x
2. Step 2: Convert to fraction form
   728,097.37/1,004,551.71 = 422,112.69/x
3. Step 3: Cross multiply
   728,097.37x = 1,004,551.71 × 422,112.69
4. Step 4: Simplify right side
   728,097.37x = 424,034,030,052.50
5. Step 5: Solve for x
   x = 424,034,030,052.50/728,097.37
6. Step 6: Final answer
   x = 582,386.44