Finding the Fourth Proportional to 806,599.69, 1,113,181.72 and 444,097.15

Step by Step Solution

1. Step 1: Write the proportion equation
   806,599.69 : 1,113,181.72 = 444,097.15 : x
2. Step 2: Convert to fraction form
   806,599.69/1,113,181.72 = 444,097.15/x
3. Step 3: Cross multiply
   806,599.69x = 1,113,181.72 × 444,097.15
4. Step 4: Simplify right side
   806,599.69x = 494,360,825,390.90
5. Step 5: Solve for x
   x = 494,360,825,390.90/806,599.69
6. Step 6: Final answer
   x = 612,894.89