Finding the Fourth Proportional to 2,253,826.82, 3,380,766.15 and 814,619.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,253,826.82 : 3,380,766.15 = 814,619.54 : x
2. Step 2: Convert to fraction form
   2,253,826.82/3,380,766.15 = 814,619.54/x
3. Step 3: Cross multiply
   2,253,826.82x = 3,380,766.15 × 814,619.54
4. Step 4: Simplify right side
   2,253,826.82x = 2,754,038,165,960.57
5. Step 5: Solve for x
   x = 2,754,038,165,960.57/2,253,826.82
6. Step 6: Final answer
   x = 1,221,938.68