Finding the Fourth Proportional to 3,797.76, 5,249.76 and 3,642.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,797.76 : 5,249.76 = 3,642.72 : x
2. Step 2: Convert to fraction form
   3,797.76/5,249.76 = 3,642.72/x
3. Step 3: Cross multiply
   3,797.76x = 5,249.76 × 3,642.72
4. Step 4: Simplify right side
   3,797.76x = 19,123,405.75
5. Step 5: Solve for x
   x = 19,123,405.75/3,797.76
6. Step 6: Final answer
   x = 5,035.44