Finding the Fourth Proportional to 2,010.59, 2,774.49 and 1,171.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010.59 : 2,774.49 = 1,171.26 : x
2. Step 2: Convert to fraction form
   2,010.59/2,774.49 = 1,171.26/x
3. Step 3: Cross multiply
   2,010.59x = 2,774.49 × 1,171.26
4. Step 4: Simplify right side
   2,010.59x = 3,249,644.77
5. Step 5: Solve for x
   x = 3,249,644.77/2,010.59
6. Step 6: Final answer
   x = 1,616.27