Finding the Fourth Proportional to 766,196.58, 1,057,351.29 and 444,093.53

Step by Step Solution

1. Step 1: Write the proportion equation
   766,196.58 : 1,057,351.29 = 444,093.53 : x
2. Step 2: Convert to fraction form
   766,196.58/1,057,351.29 = 444,093.53/x
3. Step 3: Cross multiply
   766,196.58x = 1,057,351.29 × 444,093.53
4. Step 4: Simplify right side
   766,196.58x = 469,562,861,539.40
5. Step 5: Solve for x
   x = 469,562,861,539.40/766,196.58
6. Step 6: Final answer
   x = 612,849.07