Finding the Fourth Proportional to 2,003.79, 3,005.22 and 705.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.79 : 3,005.22 = 705.26 : x
2. Step 2: Convert to fraction form
   2,003.79/3,005.22 = 705.26/x
3. Step 3: Cross multiply
   2,003.79x = 3,005.22 × 705.26
4. Step 4: Simplify right side
   2,003.79x = 2,119,446.43
5. Step 5: Solve for x
   x = 2,119,446.43/2,003.79
6. Step 6: Final answer
   x = 1,057.72