Finding the Fourth Proportional to 2,288.77, 3,153.47 and 1,616.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,288.77 : 3,153.47 = 1,616.27 : x
2. Step 2: Convert to fraction form
   2,288.77/3,153.47 = 1,616.27/x
3. Step 3: Cross multiply
   2,288.77x = 3,153.47 × 1,616.27
4. Step 4: Simplify right side
   2,288.77x = 5,096,858.96
5. Step 5: Solve for x
   x = 5,096,858.96/2,288.77
6. Step 6: Final answer
   x = 2,226.90