Finding the Fourth Proportional to 2,004.38, 3,005.58 and 705.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,004.38 : 3,005.58 = 705.68 : x
2. Step 2: Convert to fraction form
   2,004.38/3,005.58 = 705.68/x
3. Step 3: Cross multiply
   2,004.38x = 3,005.58 × 705.68
4. Step 4: Simplify right side
   2,004.38x = 2,120,977.69
5. Step 5: Solve for x
   x = 2,120,977.69/2,004.38
6. Step 6: Final answer
   x = 1,058.17