Finding the Fourth Proportional to 2,065.83, 2,850.82 and 1,121.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,065.83 : 2,850.82 = 1,121.63 : x
2. Step 2: Convert to fraction form
   2,065.83/2,850.82 = 1,121.63/x
3. Step 3: Cross multiply
   2,065.83x = 2,850.82 × 1,121.63
4. Step 4: Simplify right side
   2,065.83x = 3,197,548.18
5. Step 5: Solve for x
   x = 3,197,548.18/2,065.83
6. Step 6: Final answer
   x = 1,547.83