Finding the Fourth Proportional to 2,016.84, 2,781.48 and 1,269.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.84 : 2,781.48 = 1,269.96 : x
2. Step 2: Convert to fraction form
   2,016.84/2,781.48 = 1,269.96/x
3. Step 3: Cross multiply
   2,016.84x = 2,781.48 × 1,269.96
4. Step 4: Simplify right side
   2,016.84x = 3,532,368.34
5. Step 5: Solve for x
   x = 3,532,368.34/2,016.84
6. Step 6: Final answer
   x = 1,751.44