Finding the Fourth Proportional to 2,620.87, 3,616.81 and 1,501.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,620.87 : 3,616.81 = 1,501.83 : x
2. Step 2: Convert to fraction form
   2,620.87/3,616.81 = 1,501.83/x
3. Step 3: Cross multiply
   2,620.87x = 3,616.81 × 1,501.83
4. Step 4: Simplify right side
   2,620.87x = 5,431,830.01
5. Step 5: Solve for x
   x = 5,431,830.01/2,620.87
6. Step 6: Final answer
   x = 2,072.53