Finding the Fourth Proportional to 2,375.96, 3,563.01 and 1,643.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,375.96 : 3,563.01 = 1,643.31 : x
2. Step 2: Convert to fraction form
   2,375.96/3,563.01 = 1,643.31/x
3. Step 3: Cross multiply
   2,375.96x = 3,563.01 × 1,643.31
4. Step 4: Simplify right side
   2,375.96x = 5,855,129.96
5. Step 5: Solve for x
   x = 5,855,129.96/2,375.96
6. Step 6: Final answer
   x = 2,464.33