Finding the Fourth Proportional to 3,404.76, 4,696.20 and 2,227.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,404.76 : 4,696.20 = 2,227.20 : x
2. Step 2: Convert to fraction form
   3,404.76/4,696.20 = 2,227.20/x
3. Step 3: Cross multiply
   3,404.76x = 4,696.20 × 2,227.20
4. Step 4: Simplify right side
   3,404.76x = 10,459,376.64
5. Step 5: Solve for x
   x = 10,459,376.64/3,404.76
6. Step 6: Final answer
   x = 3,071.99