Finding the Fourth Proportional to 3,635.01, 5,016.55 and 2,020.11

Step by Step Solution

1. Step 1: Write the proportion equation
   3,635.01 : 5,016.55 = 2,020.11 : x
2. Step 2: Convert to fraction form
   3,635.01/5,016.55 = 2,020.11/x
3. Step 3: Cross multiply
   3,635.01x = 5,016.55 × 2,020.11
4. Step 4: Simplify right side
   3,635.01x = 10,133,962.79
5. Step 5: Solve for x
   x = 10,133,962.79/3,635.01
6. Step 6: Final answer
   x = 2,787.88