Finding the Fourth Proportional to 2,805.95, 4,208.15 and 1,162.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,805.95 : 4,208.15 = 1,162.10 : x
2. Step 2: Convert to fraction form
   2,805.95/4,208.15 = 1,162.10/x
3. Step 3: Cross multiply
   2,805.95x = 4,208.15 × 1,162.10
4. Step 4: Simplify right side
   2,805.95x = 4,890,291.12
5. Step 5: Solve for x
   x = 4,890,291.12/2,805.95
6. Step 6: Final answer
   x = 1,742.83