Finding the Fourth Proportional to 2,010.83, 2,774.89 and 1,126.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010.83 : 2,774.89 = 1,126.61 : x
2. Step 2: Convert to fraction form
   2,010.83/2,774.89 = 1,126.61/x
3. Step 3: Cross multiply
   2,010.83x = 2,774.89 × 1,126.61
4. Step 4: Simplify right side
   2,010.83x = 3,126,216.76
5. Step 5: Solve for x
   x = 3,126,216.76/2,010.83
6. Step 6: Final answer
   x = 1,554.69