Finding the Fourth Proportional to 2,062.73, 3,089.97 and 1,240.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,062.73 : 3,089.97 = 1,240.55 : x
2. Step 2: Convert to fraction form
   2,062.73/3,089.97 = 1,240.55/x
3. Step 3: Cross multiply
   2,062.73x = 3,089.97 × 1,240.55
4. Step 4: Simplify right side
   2,062.73x = 3,833,258.42
5. Step 5: Solve for x
   x = 3,833,258.42/2,062.73
6. Step 6: Final answer
   x = 1,858.34