Finding the Fourth Proportional to 3,410.53, 5,110.55 and 2,021.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,410.53 : 5,110.55 = 2,021.10 : x
2. Step 2: Convert to fraction form
   3,410.53/5,110.55 = 2,021.10/x
3. Step 3: Cross multiply
   3,410.53x = 5,110.55 × 2,021.10
4. Step 4: Simplify right side
   3,410.53x = 10,328,932.61
5. Step 5: Solve for x
   x = 10,328,932.61/3,410.53
6. Step 6: Final answer
   x = 3,028.54