Finding the Fourth Proportional to 2,213.10, 3,054.69 and 1,269.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,213.10 : 3,054.69 = 1,269.42 : x
2. Step 2: Convert to fraction form
   2,213.10/3,054.69 = 1,269.42/x
3. Step 3: Cross multiply
   2,213.10x = 3,054.69 × 1,269.42
4. Step 4: Simplify right side
   2,213.10x = 3,877,684.58
5. Step 5: Solve for x
   x = 3,877,684.58/2,213.10
6. Step 6: Final answer
   x = 1,752.15