Finding the Fourth Proportional to 2,026.20, 3,036.55 and 1,052.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,026.20 : 3,036.55 = 1,052.99 : x
2. Step 2: Convert to fraction form
   2,026.20/3,036.55 = 1,052.99/x
3. Step 3: Cross multiply
   2,026.20x = 3,036.55 × 1,052.99
4. Step 4: Simplify right side
   2,026.20x = 3,197,456.78
5. Step 5: Solve for x
   x = 3,197,456.78/2,026.20
6. Step 6: Final answer
   x = 1,578.06