Finding the Fourth Proportional to 2,441.93, 3,664.20 and 1,620.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,441.93 : 3,664.20 = 1,620.59 : x
2. Step 2: Convert to fraction form
   2,441.93/3,664.20 = 1,620.59/x
3. Step 3: Cross multiply
   2,441.93x = 3,664.20 × 1,620.59
4. Step 4: Simplify right side
   2,441.93x = 5,938,147.56
5. Step 5: Solve for x
   x = 5,938,147.56/2,441.93
6. Step 6: Final answer
   x = 2,431.75