Finding the Fourth Proportional to 2,215,150.16, 3,323,285.66 and 617,713.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,150.16 : 3,323,285.66 = 617,713.42 : x
2. Step 2: Convert to fraction form
   2,215,150.16/3,323,285.66 = 617,713.42/x
3. Step 3: Cross multiply
   2,215,150.16x = 3,323,285.66 × 617,713.42
4. Step 4: Simplify right side
   2,215,150.16x = 2,052,838,150,675.56
5. Step 5: Solve for x
   x = 2,052,838,150,675.56/2,215,150.16
6. Step 6: Final answer
   x = 926,726.41