Finding the Fourth Proportional to 2,061.09, 3,090.20 and 1,019.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.09 : 3,090.20 = 1,019.82 : x
2. Step 2: Convert to fraction form
   2,061.09/3,090.20 = 1,019.82/x
3. Step 3: Cross multiply
   2,061.09x = 3,090.20 × 1,019.82
4. Step 4: Simplify right side
   2,061.09x = 3,151,442.66
5. Step 5: Solve for x
   x = 3,151,442.66/2,061.09
6. Step 6: Final answer
   x = 1,529.02