Finding the Fourth Proportional to 1,592,016.36, 2,388,339.69 and 454,788.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,592,016.36 : 2,388,339.69 = 454,788.37 : x
2. Step 2: Convert to fraction form
   1,592,016.36/2,388,339.69 = 454,788.37/x
3. Step 3: Cross multiply
   1,592,016.36x = 2,388,339.69 × 454,788.37
4. Step 4: Simplify right side
   1,592,016.36x = 1,086,189,114,621.41
5. Step 5: Solve for x
   x = 1,086,189,114,621.41/1,592,016.36
6. Step 6: Final answer
   x = 682,272.58