Finding the Fourth Proportional to 2,516.10, 3,473.37 and 1,620.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,516.10 : 3,473.37 = 1,620.83 : x
2. Step 2: Convert to fraction form
   2,516.10/3,473.37 = 1,620.83/x
3. Step 3: Cross multiply
   2,516.10x = 3,473.37 × 1,620.83
4. Step 4: Simplify right side
   2,516.10x = 5,629,724.93
5. Step 5: Solve for x
   x = 5,629,724.93/2,516.10
6. Step 6: Final answer
   x = 2,237.48