Finding the Fourth Proportional to 2,213.57, 3,054.62 and 1,269.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,213.57 : 3,054.62 = 1,269.18 : x
2. Step 2: Convert to fraction form
   2,213.57/3,054.62 = 1,269.18/x
3. Step 3: Cross multiply
   2,213.57x = 3,054.62 × 1,269.18
4. Step 4: Simplify right side
   2,213.57x = 3,876,865.78
5. Step 5: Solve for x
   x = 3,876,865.78/2,213.57
6. Step 6: Final answer
   x = 1,751.41