Finding the Fourth Proportional to 2,065.54, 2,850.50 and 1,121.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,065.54 : 2,850.50 = 1,121.37 : x
2. Step 2: Convert to fraction form
   2,065.54/2,850.50 = 1,121.37/x
3. Step 3: Cross multiply
   2,065.54x = 2,850.50 × 1,121.37
4. Step 4: Simplify right side
   2,065.54x = 3,196,465.19
5. Step 5: Solve for x
   x = 3,196,465.19/2,065.54
6. Step 6: Final answer
   x = 1,547.52