Finding the Fourth Proportional to 4,081.25, 5,630.04 and 2,665.76

Step by Step Solution

1. Step 1: Write the proportion equation
   4,081.25 : 5,630.04 = 2,665.76 : x
2. Step 2: Convert to fraction form
   4,081.25/5,630.04 = 2,665.76/x
3. Step 3: Cross multiply
   4,081.25x = 5,630.04 × 2,665.76
4. Step 4: Simplify right side
   4,081.25x = 15,008,359.50
5. Step 5: Solve for x
   x = 15,008,359.50/4,081.25
6. Step 6: Final answer
   x = 3,677.40