Finding the Fourth Proportional to 3,637.27, 5,019.69 and 2,065.45

Step by Step Solution

1. Step 1: Write the proportion equation
   3,637.27 : 5,019.69 = 2,065.45 : x
2. Step 2: Convert to fraction form
   3,637.27/5,019.69 = 2,065.45/x
3. Step 3: Cross multiply
   3,637.27x = 5,019.69 × 2,065.45
4. Step 4: Simplify right side
   3,637.27x = 10,367,918.71
5. Step 5: Solve for x
   x = 10,367,918.71/3,637.27
6. Step 6: Final answer
   x = 2,850.47