Finding the Fourth Proportional to 2,002.73, 3,004.55 and 704.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.73 : 3,004.55 = 704.21 : x
2. Step 2: Convert to fraction form
   2,002.73/3,004.55 = 704.21/x
3. Step 3: Cross multiply
   2,002.73x = 3,004.55 × 704.21
4. Step 4: Simplify right side
   2,002.73x = 2,115,834.16
5. Step 5: Solve for x
   x = 2,115,834.16/2,002.73
6. Step 6: Final answer
   x = 1,056.47