Finding the Fourth Proportional to 2,055.50, 2,836.83 and 1,227.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.50 : 2,836.83 = 1,227.50 : x
2. Step 2: Convert to fraction form
   2,055.50/2,836.83 = 1,227.50/x
3. Step 3: Cross multiply
   2,055.50x = 2,836.83 × 1,227.50
4. Step 4: Simplify right side
   2,055.50x = 3,482,208.83
5. Step 5: Solve for x
   x = 3,482,208.83/2,055.50
6. Step 6: Final answer
   x = 1,694.09