Finding the Fourth Proportional to 3,648.62, 5,035.61 and 2,055.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,648.62 : 5,035.61 = 2,055.40 : x
2. Step 2: Convert to fraction form
   3,648.62/5,035.61 = 2,055.40/x
3. Step 3: Cross multiply
   3,648.62x = 5,035.61 × 2,055.40
4. Step 4: Simplify right side
   3,648.62x = 10,350,185.34
5. Step 5: Solve for x
   x = 10,350,185.34/3,648.62
6. Step 6: Final answer
   x = 2,836.74