Finding the Fourth Proportional to 796,817, 1,099,607.49 and 439,121

Step by Step Solution

1. Step 1: Write the proportion equation
   796,817 : 1,099,607.49 = 439,121 : x
2. Step 2: Convert to fraction form
   796,817/1,099,607.49 = 439,121/x
3. Step 3: Cross multiply
   796,817x = 1,099,607.49 × 439,121
4. Step 4: Simplify right side
   796,817x = 482,860,738,420.69
5. Step 5: Solve for x
   x = 482,860,738,420.69/796,817
6. Step 6: Final answer
   x = 605,986.99