Finding the Fourth Proportional to 2,010.33, 2,774.27 and 1,213.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010.33 : 2,774.27 = 1,213.69 : x
2. Step 2: Convert to fraction form
   2,010.33/2,774.27 = 1,213.69/x
3. Step 3: Cross multiply
   2,010.33x = 2,774.27 × 1,213.69
4. Step 4: Simplify right side
   2,010.33x = 3,367,103.76
5. Step 5: Solve for x
   x = 3,367,103.76/2,010.33
6. Step 6: Final answer
   x = 1,674.90