Finding the Fourth Proportional to 2,011.67, 3,017.12 and 695.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,011.67 : 3,017.12 = 695.42 : x
2. Step 2: Convert to fraction form
   2,011.67/3,017.12 = 695.42/x
3. Step 3: Cross multiply
   2,011.67x = 3,017.12 × 695.42
4. Step 4: Simplify right side
   2,011.67x = 2,098,147.03
5. Step 5: Solve for x
   x = 2,098,147.03/2,011.67
6. Step 6: Final answer
   x = 1,042.99