Finding the Fourth Proportional to 2,215,380.52, 3,322,775.48 and 617,809.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,380.52 : 3,322,775.48 = 617,809.82 : x
2. Step 2: Convert to fraction form
   2,215,380.52/3,322,775.48 = 617,809.82/x
3. Step 3: Cross multiply
   2,215,380.52x = 3,322,775.48 × 617,809.82
4. Step 4: Simplify right side
   2,215,380.52x = 2,052,843,333,876.15
5. Step 5: Solve for x
   x = 2,052,843,333,876.15/2,215,380.52
6. Step 6: Final answer
   x = 926,632.39