Finding the Fourth Proportional to 2,277.59, 3,414.20 and 890.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277.59 : 3,414.20 = 890.47 : x
2. Step 2: Convert to fraction form
   2,277.59/3,414.20 = 890.47/x
3. Step 3: Cross multiply
   2,277.59x = 3,414.20 × 890.47
4. Step 4: Simplify right side
   2,277.59x = 3,040,225.60
5. Step 5: Solve for x
   x = 3,040,225.60/2,277.59
6. Step 6: Final answer
   x = 1,334.84