Finding the Fourth Proportional to 2,270.16, 3,401.60 and 882.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,270.16 : 3,401.60 = 882.63 : x
2. Step 2: Convert to fraction form
   2,270.16/3,401.60 = 882.63/x
3. Step 3: Cross multiply
   2,270.16x = 3,401.60 × 882.63
4. Step 4: Simplify right side
   2,270.16x = 3,002,349.79
5. Step 5: Solve for x
   x = 3,002,349.79/2,270.16
6. Step 6: Final answer
   x = 1,322.53