Finding the Fourth Proportional to 3,637.41, 5,019.89 and 2,065.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,637.41 : 5,019.89 = 2,065.61 : x
2. Step 2: Convert to fraction form
   3,637.41/5,019.89 = 2,065.61/x
3. Step 3: Cross multiply
   3,637.41x = 5,019.89 × 2,065.61
4. Step 4: Simplify right side
   3,637.41x = 10,369,099.56
5. Step 5: Solve for x
   x = 10,369,099.56/3,637.41
6. Step 6: Final answer
   x = 2,850.68