Finding the Fourth Proportional to 4,045.55, 5,582.72 and 2,276.91

Step by Step Solution

1. Step 1: Write the proportion equation
   4,045.55 : 5,582.72 = 2,276.91 : x
2. Step 2: Convert to fraction form
   4,045.55/5,582.72 = 2,276.91/x
3. Step 3: Cross multiply
   4,045.55x = 5,582.72 × 2,276.91
4. Step 4: Simplify right side
   4,045.55x = 12,711,356.69
5. Step 5: Solve for x
   x = 12,711,356.69/4,045.55
6. Step 6: Final answer
   x = 3,142.06