Finding the Fourth Proportional to 3,616.76, 5,425.55 and 1,150.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,616.76 : 5,425.55 = 1,150.72 : x
2. Step 2: Convert to fraction form
   3,616.76/5,425.55 = 1,150.72/x
3. Step 3: Cross multiply
   3,616.76x = 5,425.55 × 1,150.72
4. Step 4: Simplify right side
   3,616.76x = 6,243,273.89
5. Step 5: Solve for x
   x = 6,243,273.89/3,616.76
6. Step 6: Final answer
   x = 1,726.21