Finding the Fourth Proportional to 2,419,823.98, 3,339,399.84 and 1,317,287.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,419,823.98 : 3,339,399.84 = 1,317,287.28 : x
2. Step 2: Convert to fraction form
   2,419,823.98/3,339,399.84 = 1,317,287.28/x
3. Step 3: Cross multiply
   2,419,823.98x = 3,339,399.84 × 1,317,287.28
4. Step 4: Simplify right side
   2,419,823.98x = 4,398,948,932,066.04
5. Step 5: Solve for x
   x = 4,398,948,932,066.04/2,419,823.98
6. Step 6: Final answer
   x = 1,817,879.72