Finding the Fourth Proportional to 4,077.99, 5,635.17 and 3,081.56

Step by Step Solution

1. Step 1: Write the proportion equation
   4,077.99 : 5,635.17 = 3,081.56 : x
2. Step 2: Convert to fraction form
   4,077.99/5,635.17 = 3,081.56/x
3. Step 3: Cross multiply
   4,077.99x = 5,635.17 × 3,081.56
4. Step 4: Simplify right side
   4,077.99x = 17,365,086.29
5. Step 5: Solve for x
   x = 17,365,086.29/4,077.99
6. Step 6: Final answer
   x = 4,258.25