Finding the Fourth Proportional to 766,196.09, 1,057,350.60 and 444,093.02

Step by Step Solution

1. Step 1: Write the proportion equation
   766,196.09 : 1,057,350.60 = 444,093.02 : x
2. Step 2: Convert to fraction form
   766,196.09/1,057,350.60 = 444,093.02/x
3. Step 3: Cross multiply
   766,196.09x = 1,057,350.60 × 444,093.02
4. Step 4: Simplify right side
   766,196.09x = 469,562,018,932.35
5. Step 5: Solve for x
   x = 469,562,018,932.35/766,196.09
6. Step 6: Final answer
   x = 612,848.37