Finding the Fourth Proportional to 2,012.01, 3,017.21 and 695.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012.01 : 3,017.21 = 695.49 : x
2. Step 2: Convert to fraction form
   2,012.01/3,017.21 = 695.49/x
3. Step 3: Cross multiply
   2,012.01x = 3,017.21 × 695.49
4. Step 4: Simplify right side
   2,012.01x = 2,098,435.91
5. Step 5: Solve for x
   x = 2,098,435.91/2,012.01
6. Step 6: Final answer
   x = 1,042.96