Finding the Fourth Proportional to 2,020.55, 3,028.01 and 1,130.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020.55 : 3,028.01 = 1,130.27 : x
2. Step 2: Convert to fraction form
   2,020.55/3,028.01 = 1,130.27/x
3. Step 3: Cross multiply
   2,020.55x = 3,028.01 × 1,130.27
4. Step 4: Simplify right side
   2,020.55x = 3,422,481.82
5. Step 5: Solve for x
   x = 3,422,481.82/2,020.55
6. Step 6: Final answer
   x = 1,693.84