Finding the Fourth Proportional to 2,548, 3,516.24 and 1,616.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,548 : 3,516.24 = 1,616.50 : x
2. Step 2: Convert to fraction form
   2,548/3,516.24 = 1,616.50/x
3. Step 3: Cross multiply
   2,548x = 3,516.24 × 1,616.50
4. Step 4: Simplify right side
   2,548x = 5,684,001.96
5. Step 5: Solve for x
   x = 5,684,001.96/2,548
6. Step 6: Final answer
   x = 2,230.77