Finding the Fourth Proportional to 2,662,863.66, 3,993,901.83 and 979,573.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,662,863.66 : 3,993,901.83 = 979,573.50 : x
2. Step 2: Convert to fraction form
   2,662,863.66/3,993,901.83 = 979,573.50/x
3. Step 3: Cross multiply
   2,662,863.66x = 3,993,901.83 × 979,573.50
4. Step 4: Simplify right side
   2,662,863.66x = 3,912,320,394,269.51
5. Step 5: Solve for x
   x = 3,912,320,394,269.51/2,662,863.66
6. Step 6: Final answer
   x = 1,469,215.44