Finding the Fourth Proportional to 796,789.78, 1,099,555.16 and 434,216.16

Step by Step Solution

1. Step 1: Write the proportion equation
   796,789.78 : 1,099,555.16 = 434,216.16 : x
2. Step 2: Convert to fraction form
   796,789.78/1,099,555.16 = 434,216.16/x
3. Step 3: Cross multiply
   796,789.78x = 1,099,555.16 × 434,216.16
4. Step 4: Simplify right side
   796,789.78x = 477,444,617,112.31
5. Step 5: Solve for x
   x = 477,444,617,112.31/796,789.78
6. Step 6: Final answer
   x = 599,210.27