Finding the Fourth Proportional to 1,469.94, 2,205.35 and 914.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,469.94 : 2,205.35 = 914.28 : x
2. Step 2: Convert to fraction form
   1,469.94/2,205.35 = 914.28/x
3. Step 3: Cross multiply
   1,469.94x = 2,205.35 × 914.28
4. Step 4: Simplify right side
   1,469.94x = 2,016,302.83
5. Step 5: Solve for x
   x = 2,016,302.83/1,469.94
6. Step 6: Final answer
   x = 1,371.69