Finding the Fourth Proportional to 2,346.27, 3,520.21 and 885.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,346.27 : 3,520.21 = 885.84 : x
2. Step 2: Convert to fraction form
   2,346.27/3,520.21 = 885.84/x
3. Step 3: Cross multiply
   2,346.27x = 3,520.21 × 885.84
4. Step 4: Simplify right side
   2,346.27x = 3,118,342.83
5. Step 5: Solve for x
   x = 3,118,342.83/2,346.27
6. Step 6: Final answer
   x = 1,329.06