Finding the Fourth Proportional to 2,213.94, 3,055.52 and 1,269.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,213.94 : 3,055.52 = 1,269.89 : x
2. Step 2: Convert to fraction form
   2,213.94/3,055.52 = 1,269.89/x
3. Step 3: Cross multiply
   2,213.94x = 3,055.52 × 1,269.89
4. Step 4: Simplify right side
   2,213.94x = 3,880,174.29
5. Step 5: Solve for x
   x = 3,880,174.29/2,213.94
6. Step 6: Final answer
   x = 1,752.61