Finding the Fourth Proportional to 2,213.95, 3,055.34 and 1,269.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,213.95 : 3,055.34 = 1,269.93 : x
2. Step 2: Convert to fraction form
   2,213.95/3,055.34 = 1,269.93/x
3. Step 3: Cross multiply
   2,213.95x = 3,055.34 × 1,269.93
4. Step 4: Simplify right side
   2,213.95x = 3,880,067.93
5. Step 5: Solve for x
   x = 3,880,067.93/2,213.95
6. Step 6: Final answer
   x = 1,752.55