Finding the Fourth Proportional to 2,020.06, 3,030.43 and 703.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020.06 : 3,030.43 = 703.91 : x
2. Step 2: Convert to fraction form
   2,020.06/3,030.43 = 703.91/x
3. Step 3: Cross multiply
   2,020.06x = 3,030.43 × 703.91
4. Step 4: Simplify right side
   2,020.06x = 2,133,149.98
5. Step 5: Solve for x
   x = 2,133,149.98/2,020.06
6. Step 6: Final answer
   x = 1,055.98