Finding the Fourth Proportional to 2,681.83, 3,996.43 and 2,593.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,681.83 : 3,996.43 = 2,593.75 : x
2. Step 2: Convert to fraction form
   2,681.83/3,996.43 = 2,593.75/x
3. Step 3: Cross multiply
   2,681.83x = 3,996.43 × 2,593.75
4. Step 4: Simplify right side
   2,681.83x = 10,365,740.31
5. Step 5: Solve for x
   x = 10,365,740.31/2,681.83
6. Step 6: Final answer
   x = 3,865.17