Finding the Fourth Proportional to 1,894.67, 2,614.56 and 1,055.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,894.67 : 2,614.56 = 1,055.46 : x
2. Step 2: Convert to fraction form
   1,894.67/2,614.56 = 1,055.46/x
3. Step 3: Cross multiply
   1,894.67x = 2,614.56 × 1,055.46
4. Step 4: Simplify right side
   1,894.67x = 2,759,559.80
5. Step 5: Solve for x
   x = 2,759,559.80/1,894.67
6. Step 6: Final answer
   x = 1,456.49