Finding the Fourth Proportional to 2,010.62, 2,774.61 and 1,171.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010.62 : 2,774.61 = 1,171.46 : x
2. Step 2: Convert to fraction form
   2,010.62/2,774.61 = 1,171.46/x
3. Step 3: Cross multiply
   2,010.62x = 2,774.61 × 1,171.46
4. Step 4: Simplify right side
   2,010.62x = 3,250,351.57
5. Step 5: Solve for x
   x = 3,250,351.57/2,010.62
6. Step 6: Final answer
   x = 1,616.59