Finding the Fourth Proportional to 2,621.82, 3,617.52 and 1,560.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,621.82 : 3,617.52 = 1,560.37 : x
2. Step 2: Convert to fraction form
   2,621.82/3,617.52 = 1,560.37/x
3. Step 3: Cross multiply
   2,621.82x = 3,617.52 × 1,560.37
4. Step 4: Simplify right side
   2,621.82x = 5,644,669.68
5. Step 5: Solve for x
   x = 5,644,669.68/2,621.82
6. Step 6: Final answer
   x = 2,152.96