Finding the Fourth Proportional to 2,709.25, 4,062.76 and 1,065.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,709.25 : 4,062.76 = 1,065.35 : x
2. Step 2: Convert to fraction form
   2,709.25/4,062.76 = 1,065.35/x
3. Step 3: Cross multiply
   2,709.25x = 4,062.76 × 1,065.35
4. Step 4: Simplify right side
   2,709.25x = 4,328,268.86
5. Step 5: Solve for x
   x = 4,328,268.86/2,709.25
6. Step 6: Final answer
   x = 1,597.59