Finding the Fourth Proportional to 3,637.96, 5,019.78 and 2,065.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,637.96 : 5,019.78 = 2,065.48 : x
2. Step 2: Convert to fraction form
   3,637.96/5,019.78 = 2,065.48/x
3. Step 3: Cross multiply
   3,637.96x = 5,019.78 × 2,065.48
4. Step 4: Simplify right side
   3,637.96x = 10,368,255.19
5. Step 5: Solve for x
   x = 10,368,255.19/3,637.96
6. Step 6: Final answer
   x = 2,850.02