Finding the Fourth Proportional to 3,284.72, 4,534.76 and 2,277.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,284.72 : 4,534.76 = 2,277.89 : x
2. Step 2: Convert to fraction form
   3,284.72/4,534.76 = 2,277.89/x
3. Step 3: Cross multiply
   3,284.72x = 4,534.76 × 2,277.89
4. Step 4: Simplify right side
   3,284.72x = 10,329,684.46
5. Step 5: Solve for x
   x = 10,329,684.46/3,284.72
6. Step 6: Final answer
   x = 3,144.77